Home / 10,082.08-13,913.19-5,605.79

Finding the Fourth Proportional to 10,082.08, 13,913.19 and 5,605.79

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Solution

The fourth proportional to 10,082.08, 13,913.19 and 5,605.79 is: 7,735.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.08 : 13,913.19 = 5,605.79 : x
  2. Step 2: Convert to fraction form
    10,082.08/13,913.19 = 5,605.79/x
  3. Step 3: Cross multiply
    10,082.08x = 13,913.19 × 5,605.79
  4. Step 4: Simplify right side
    10,082.08x = 77,994,375.17
  5. Step 5: Solve for x
    x = 77,994,375.17/10,082.08
  6. Step 6: Final answer
    x = 7,735.94

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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.