Home / 12,234.04-16,882.92-6,645.04

Finding the Fourth Proportional to 12,234.04, 16,882.92 and 6,645.04

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Solution

The fourth proportional to 12,234.04, 16,882.92 and 6,645.04 is: 9,170.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234.04 : 16,882.92 = 6,645.04 : x
  2. Step 2: Convert to fraction form
    12,234.04/16,882.92 = 6,645.04/x
  3. Step 3: Cross multiply
    12,234.04x = 16,882.92 × 6,645.04
  4. Step 4: Simplify right side
    12,234.04x = 112,187,678.72
  5. Step 5: Solve for x
    x = 112,187,678.72/12,234.04
  6. Step 6: Final answer
    x = 9,170.13

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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.