Home / 11,328.83-15,633.42-6,293.19

Finding the Fourth Proportional to 11,328.83, 15,633.42 and 6,293.19

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Solution

The fourth proportional to 11,328.83, 15,633.42 and 6,293.19 is: 8,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.83 : 15,633.42 = 6,293.19 : x
  2. Step 2: Convert to fraction form
    11,328.83/15,633.42 = 6,293.19/x
  3. Step 3: Cross multiply
    11,328.83x = 15,633.42 × 6,293.19
  4. Step 4: Simplify right side
    11,328.83x = 98,384,082.41
  5. Step 5: Solve for x
    x = 98,384,082.41/11,328.83
  6. Step 6: Final answer
    x = 8,684.40

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Find fourth proportional to 5,664.41, 7,816.71 and 3,146.60
Half scale
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Double scale
Find fourth proportional to 11,329.83, 15,634.80 and 6,294.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.