Home / 9,330.04-12,875.52-5,081.19

Finding the Fourth Proportional to 9,330.04, 12,875.52 and 5,081.19

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Solution

The fourth proportional to 9,330.04, 12,875.52 and 5,081.19 is: 7,012.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.04 : 12,875.52 = 5,081.19 : x
  2. Step 2: Convert to fraction form
    9,330.04/12,875.52 = 5,081.19/x
  3. Step 3: Cross multiply
    9,330.04x = 12,875.52 × 5,081.19
  4. Step 4: Simplify right side
    9,330.04x = 65,422,963.47
  5. Step 5: Solve for x
    x = 65,422,963.47/9,330.04
  6. Step 6: Final answer
    x = 7,012.08

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Half scale
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Double scale
Find fourth proportional to 9,331.04, 12,876.90 and 5,082.19
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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.