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Finding the Fourth Proportional to 7,951.01, 10,972.90 and 4,593.96

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Solution

The fourth proportional to 7,951.01, 10,972.90 and 4,593.96 is: 6,339.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.01 : 10,972.90 = 4,593.96 : x
  2. Step 2: Convert to fraction form
    7,951.01/10,972.90 = 4,593.96/x
  3. Step 3: Cross multiply
    7,951.01x = 10,972.90 × 4,593.96
  4. Step 4: Simplify right side
    7,951.01x = 50,409,063.68
  5. Step 5: Solve for x
    x = 50,409,063.68/7,951.01
  6. Step 6: Final answer
    x = 6,339.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.