Home / 11,247.86-16,882.22-5,705.13

Finding the Fourth Proportional to 11,247.86, 16,882.22 and 5,705.13

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Solution

The fourth proportional to 11,247.86, 16,882.22 and 5,705.13 is: 8,562.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.86 : 16,882.22 = 5,705.13 : x
  2. Step 2: Convert to fraction form
    11,247.86/16,882.22 = 5,705.13/x
  3. Step 3: Cross multiply
    11,247.86x = 16,882.22 × 5,705.13
  4. Step 4: Simplify right side
    11,247.86x = 96,315,337.36
  5. Step 5: Solve for x
    x = 96,315,337.36/11,247.86
  6. Step 6: Final answer
    x = 8,562.99

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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.