Home / 6,929.47-9,562.65-3,785.66

Finding the Fourth Proportional to 6,929.47, 9,562.65 and 3,785.66

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Solution

The fourth proportional to 6,929.47, 9,562.65 and 3,785.66 is: 5,224.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.47 : 9,562.65 = 3,785.66 : x
  2. Step 2: Convert to fraction form
    6,929.47/9,562.65 = 3,785.66/x
  3. Step 3: Cross multiply
    6,929.47x = 9,562.65 × 3,785.66
  4. Step 4: Simplify right side
    6,929.47x = 36,200,941.60
  5. Step 5: Solve for x
    x = 36,200,941.60/6,929.47
  6. Step 6: Final answer
    x = 5,224.20

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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.