Home / 10,082.20-13,913.44-5,606.24

Finding the Fourth Proportional to 10,082.20, 13,913.44 and 5,606.24

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Solution

The fourth proportional to 10,082.20, 13,913.44 and 5,606.24 is: 7,736.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.20 : 13,913.44 = 5,606.24 : x
  2. Step 2: Convert to fraction form
    10,082.20/13,913.44 = 5,606.24/x
  3. Step 3: Cross multiply
    10,082.20x = 13,913.44 × 5,606.24
  4. Step 4: Simplify right side
    10,082.20x = 78,002,083.87
  5. Step 5: Solve for x
    x = 78,002,083.87/10,082.20
  6. Step 6: Final answer
    x = 7,736.61

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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.