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Finding the Fourth Proportional to 7,281.93, 10,927.43 and 3,332.55

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Solution

The fourth proportional to 7,281.93, 10,927.43 and 3,332.55 is: 5,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.93 : 10,927.43 = 3,332.55 : x
  2. Step 2: Convert to fraction form
    7,281.93/10,927.43 = 3,332.55/x
  3. Step 3: Cross multiply
    7,281.93x = 10,927.43 × 3,332.55
  4. Step 4: Simplify right side
    7,281.93x = 36,416,190.18
  5. Step 5: Solve for x
    x = 36,416,190.18/7,281.93
  6. Step 6: Final answer
    x = 5,000.90

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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.