Home / 10,747.71-16,125.35-3,354.03

Finding the Fourth Proportional to 10,747.71, 16,125.35 and 3,354.03

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Solution

The fourth proportional to 10,747.71, 16,125.35 and 3,354.03 is: 5,032.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.71 : 16,125.35 = 3,354.03 : x
  2. Step 2: Convert to fraction form
    10,747.71/16,125.35 = 3,354.03/x
  3. Step 3: Cross multiply
    10,747.71x = 16,125.35 × 3,354.03
  4. Step 4: Simplify right side
    10,747.71x = 54,084,890.89
  5. Step 5: Solve for x
    x = 54,084,890.89/10,747.71
  6. Step 6: Final answer
    x = 5,032.22

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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.