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Finding the Fourth Proportional to 7,330.77, 10,997.87 and 2,400.39

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Solution

The fourth proportional to 7,330.77, 10,997.87 and 2,400.39 is: 3,601.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.77 : 10,997.87 = 2,400.39 : x
  2. Step 2: Convert to fraction form
    7,330.77/10,997.87 = 2,400.39/x
  3. Step 3: Cross multiply
    7,330.77x = 10,997.87 × 2,400.39
  4. Step 4: Simplify right side
    7,330.77x = 26,399,177.17
  5. Step 5: Solve for x
    x = 26,399,177.17/7,330.77
  6. Step 6: Final answer
    x = 3,601.15

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1.5x scale

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.