Home / 8,743.62-13,115.55-2,503.53

Finding the Fourth Proportional to 8,743.62, 13,115.55 and 2,503.53

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Solution

The fourth proportional to 8,743.62, 13,115.55 and 2,503.53 is: 3,755.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.62 : 13,115.55 = 2,503.53 : x
  2. Step 2: Convert to fraction form
    8,743.62/13,115.55 = 2,503.53/x
  3. Step 3: Cross multiply
    8,743.62x = 13,115.55 × 2,503.53
  4. Step 4: Simplify right side
    8,743.62x = 32,835,172.89
  5. Step 5: Solve for x
    x = 32,835,172.89/8,743.62
  6. Step 6: Final answer
    x = 3,755.33

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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.