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Finding the Fourth Proportional to 7,007.42, 10,512.38 and 2,327.71

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Solution

The fourth proportional to 7,007.42, 10,512.38 and 2,327.71 is: 3,491.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.42 : 10,512.38 = 2,327.71 : x
  2. Step 2: Convert to fraction form
    7,007.42/10,512.38 = 2,327.71/x
  3. Step 3: Cross multiply
    7,007.42x = 10,512.38 × 2,327.71
  4. Step 4: Simplify right side
    7,007.42x = 24,469,772.05
  5. Step 5: Solve for x
    x = 24,469,772.05/7,007.42
  6. Step 6: Final answer
    x = 3,491.98

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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.