Home / 8,217.06-11,339.54-4,440.23

Finding the Fourth Proportional to 8,217.06, 11,339.54 and 4,440.23

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Solution

The fourth proportional to 8,217.06, 11,339.54 and 4,440.23 is: 6,127.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.06 : 11,339.54 = 4,440.23 : x
  2. Step 2: Convert to fraction form
    8,217.06/11,339.54 = 4,440.23/x
  3. Step 3: Cross multiply
    8,217.06x = 11,339.54 × 4,440.23
  4. Step 4: Simplify right side
    8,217.06x = 50,350,086.80
  5. Step 5: Solve for x
    x = 50,350,086.80/8,217.06
  6. Step 6: Final answer
    x = 6,127.51

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Half scale
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Double scale
Find fourth proportional to 8,218.06, 11,340.91 and 4,441.23
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.