Home / 11,232.05-16,850.10-4,658.90

Finding the Fourth Proportional to 11,232.05, 16,850.10 and 4,658.90

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Solution

The fourth proportional to 11,232.05, 16,850.10 and 4,658.90 is: 6,989.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.05 : 16,850.10 = 4,658.90 : x
  2. Step 2: Convert to fraction form
    11,232.05/16,850.10 = 4,658.90/x
  3. Step 3: Cross multiply
    11,232.05x = 16,850.10 × 4,658.90
  4. Step 4: Simplify right side
    11,232.05x = 78,502,930.89
  5. Step 5: Solve for x
    x = 78,502,930.89/11,232.05
  6. Step 6: Final answer
    x = 6,989.19

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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.