Home / 10,839.24-16,253.46-4,082.49

Finding the Fourth Proportional to 10,839.24, 16,253.46 and 4,082.49

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Solution

The fourth proportional to 10,839.24, 16,253.46 and 4,082.49 is: 6,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839.24 : 16,253.46 = 4,082.49 : x
  2. Step 2: Convert to fraction form
    10,839.24/16,253.46 = 4,082.49/x
  3. Step 3: Cross multiply
    10,839.24x = 16,253.46 × 4,082.49
  4. Step 4: Simplify right side
    10,839.24x = 66,354,587.92
  5. Step 5: Solve for x
    x = 66,354,587.92/10,839.24
  6. Step 6: Final answer
    x = 6,121.70

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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.