Home / 12,553.50-17,324.19-6,964.86

Finding the Fourth Proportional to 12,553.50, 17,324.19 and 6,964.86

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Solution

The fourth proportional to 12,553.50, 17,324.19 and 6,964.86 is: 9,611.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553.50 : 17,324.19 = 6,964.86 : x
  2. Step 2: Convert to fraction form
    12,553.50/17,324.19 = 6,964.86/x
  3. Step 3: Cross multiply
    12,553.50x = 17,324.19 × 6,964.86
  4. Step 4: Simplify right side
    12,553.50x = 120,660,557.96
  5. Step 5: Solve for x
    x = 120,660,557.96/12,553.50
  6. Step 6: Final answer
    x = 9,611.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.