Home / 6,929.56-9,562.36-3,785.12

Finding the Fourth Proportional to 6,929.56, 9,562.36 and 3,785.12

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Solution

The fourth proportional to 6,929.56, 9,562.36 and 3,785.12 is: 5,223.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.56 : 9,562.36 = 3,785.12 : x
  2. Step 2: Convert to fraction form
    6,929.56/9,562.36 = 3,785.12/x
  3. Step 3: Cross multiply
    6,929.56x = 9,562.36 × 3,785.12
  4. Step 4: Simplify right side
    6,929.56x = 36,194,680.08
  5. Step 5: Solve for x
    x = 36,194,680.08/6,929.56
  6. Step 6: Final answer
    x = 5,223.23

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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.