Home / 5,034.78-7,543.64-3,082.91

Finding the Fourth Proportional to 5,034.78, 7,543.64 and 3,082.91

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Solution

The fourth proportional to 5,034.78, 7,543.64 and 3,082.91 is: 4,619.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034.78 : 7,543.64 = 3,082.91 : x
  2. Step 2: Convert to fraction form
    5,034.78/7,543.64 = 3,082.91/x
  3. Step 3: Cross multiply
    5,034.78x = 7,543.64 × 3,082.91
  4. Step 4: Simplify right side
    5,034.78x = 23,256,333.18
  5. Step 5: Solve for x
    x = 23,256,333.18/5,034.78
  6. Step 6: Final answer
    x = 4,619.14

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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.