Home / 5,039.04-7,551-3,938.52

Finding the Fourth Proportional to 5,039.04, 7,551 and 3,938.52

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Solution

The fourth proportional to 5,039.04, 7,551 and 3,938.52 is: 5,901.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.04 : 7,551 = 3,938.52 : x
  2. Step 2: Convert to fraction form
    5,039.04/7,551 = 3,938.52/x
  3. Step 3: Cross multiply
    5,039.04x = 7,551 × 3,938.52
  4. Step 4: Simplify right side
    5,039.04x = 29,739,764.52
  5. Step 5: Solve for x
    x = 29,739,764.52/5,039.04
  6. Step 6: Final answer
    x = 5,901.87

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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.