Home / 5,167.92-7,135.02-3,402.57

Finding the Fourth Proportional to 5,167.92, 7,135.02 and 3,402.57

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Solution

The fourth proportional to 5,167.92, 7,135.02 and 3,402.57 is: 4,697.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.92 : 7,135.02 = 3,402.57 : x
  2. Step 2: Convert to fraction form
    5,167.92/7,135.02 = 3,402.57/x
  3. Step 3: Cross multiply
    5,167.92x = 7,135.02 × 3,402.57
  4. Step 4: Simplify right side
    5,167.92x = 24,277,405.00
  5. Step 5: Solve for x
    x = 24,277,405.00/5,167.92
  6. Step 6: Final answer
    x = 4,697.71

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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.