Home / 5,424.16-8,126.94-3,641.88

Finding the Fourth Proportional to 5,424.16, 8,126.94 and 3,641.88

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Solution

The fourth proportional to 5,424.16, 8,126.94 and 3,641.88 is: 5,456.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.16 : 8,126.94 = 3,641.88 : x
  2. Step 2: Convert to fraction form
    5,424.16/8,126.94 = 3,641.88/x
  3. Step 3: Cross multiply
    5,424.16x = 8,126.94 × 3,641.88
  4. Step 4: Simplify right side
    5,424.16x = 29,597,340.25
  5. Step 5: Solve for x
    x = 29,597,340.25/5,424.16
  6. Step 6: Final answer
    x = 5,456.58

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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.