Home / 4,689.38-7,034.14-1,402.52

Finding the Fourth Proportional to 4,689.38, 7,034.14 and 1,402.52

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Solution

The fourth proportional to 4,689.38, 7,034.14 and 1,402.52 is: 2,103.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.38 : 7,034.14 = 1,402.52 : x
  2. Step 2: Convert to fraction form
    4,689.38/7,034.14 = 1,402.52/x
  3. Step 3: Cross multiply
    4,689.38x = 7,034.14 × 1,402.52
  4. Step 4: Simplify right side
    4,689.38x = 9,865,522.03
  5. Step 5: Solve for x
    x = 9,865,522.03/4,689.38
  6. Step 6: Final answer
    x = 2,103.80

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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.