Home / 3,792.38-5,689.40-1,602.98

Finding the Fourth Proportional to 3,792.38, 5,689.40 and 1,602.98

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Solution

The fourth proportional to 3,792.38, 5,689.40 and 1,602.98 is: 2,404.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.38 : 5,689.40 = 1,602.98 : x
  2. Step 2: Convert to fraction form
    3,792.38/5,689.40 = 1,602.98/x
  3. Step 3: Cross multiply
    3,792.38x = 5,689.40 × 1,602.98
  4. Step 4: Simplify right side
    3,792.38x = 9,119,969.97
  5. Step 5: Solve for x
    x = 9,119,969.97/3,792.38
  6. Step 6: Final answer
    x = 2,404.82

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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.