Home / 6,610.71-9,909.59-2,717.31

Finding the Fourth Proportional to 6,610.71, 9,909.59 and 2,717.31

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Solution

The fourth proportional to 6,610.71, 9,909.59 and 2,717.31 is: 4,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610.71 : 9,909.59 = 2,717.31 : x
  2. Step 2: Convert to fraction form
    6,610.71/9,909.59 = 2,717.31/x
  3. Step 3: Cross multiply
    6,610.71x = 9,909.59 × 2,717.31
  4. Step 4: Simplify right side
    6,610.71x = 26,927,414.42
  5. Step 5: Solve for x
    x = 26,927,414.42/6,610.71
  6. Step 6: Final answer
    x = 4,073.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.