Home / 11,882.18-17,823.20-3,562.20

Finding the Fourth Proportional to 11,882.18, 17,823.20 and 3,562.20

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Solution

The fourth proportional to 11,882.18, 17,823.20 and 3,562.20 is: 5,343.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882.18 : 17,823.20 = 3,562.20 : x
  2. Step 2: Convert to fraction form
    11,882.18/17,823.20 = 3,562.20/x
  3. Step 3: Cross multiply
    11,882.18x = 17,823.20 × 3,562.20
  4. Step 4: Simplify right side
    11,882.18x = 63,489,803.04
  5. Step 5: Solve for x
    x = 63,489,803.04/11,882.18
  6. Step 6: Final answer
    x = 5,343.28

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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.