Home / 5,366.78-8,049.24-1,418.08

Finding the Fourth Proportional to 5,366.78, 8,049.24 and 1,418.08

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Solution

The fourth proportional to 5,366.78, 8,049.24 and 1,418.08 is: 2,126.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366.78 : 8,049.24 = 1,418.08 : x
  2. Step 2: Convert to fraction form
    5,366.78/8,049.24 = 1,418.08/x
  3. Step 3: Cross multiply
    5,366.78x = 8,049.24 × 1,418.08
  4. Step 4: Simplify right side
    5,366.78x = 11,414,426.01
  5. Step 5: Solve for x
    x = 11,414,426.01/5,366.78
  6. Step 6: Final answer
    x = 2,126.87

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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.