Home / 11,201.53-16,812.68-5,658.76

Finding the Fourth Proportional to 11,201.53, 16,812.68 and 5,658.76

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Solution

The fourth proportional to 11,201.53, 16,812.68 and 5,658.76 is: 8,493.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.53 : 16,812.68 = 5,658.76 : x
  2. Step 2: Convert to fraction form
    11,201.53/16,812.68 = 5,658.76/x
  3. Step 3: Cross multiply
    11,201.53x = 16,812.68 × 5,658.76
  4. Step 4: Simplify right side
    11,201.53x = 95,138,921.08
  5. Step 5: Solve for x
    x = 95,138,921.08/11,201.53
  6. Step 6: Final answer
    x = 8,493.39

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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.