Home / 10,306.88-15,461.28-3,382.08

Finding the Fourth Proportional to 10,306.88, 15,461.28 and 3,382.08

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Solution

The fourth proportional to 10,306.88, 15,461.28 and 3,382.08 is: 5,073.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.88 : 15,461.28 = 3,382.08 : x
  2. Step 2: Convert to fraction form
    10,306.88/15,461.28 = 3,382.08/x
  3. Step 3: Cross multiply
    10,306.88x = 15,461.28 × 3,382.08
  4. Step 4: Simplify right side
    10,306.88x = 52,291,285.86
  5. Step 5: Solve for x
    x = 52,291,285.86/10,306.88
  6. Step 6: Final answer
    x = 5,073.44

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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.