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Finding the Fourth Proportional to 9,493.70, 14,249.21 and 4,816.92

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Solution

The fourth proportional to 9,493.70, 14,249.21 and 4,816.92 is: 7,229.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,493.70 : 14,249.21 = 4,816.92 : x
  2. Step 2: Convert to fraction form
    9,493.70/14,249.21 = 4,816.92/x
  3. Step 3: Cross multiply
    9,493.70x = 14,249.21 × 4,816.92
  4. Step 4: Simplify right side
    9,493.70x = 68,637,280.55
  5. Step 5: Solve for x
    x = 68,637,280.55/9,493.70
  6. Step 6: Final answer
    x = 7,229.78

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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.