Home / 5,418.98-8,127.02-2,498.66

Finding the Fourth Proportional to 5,418.98, 8,127.02 and 2,498.66

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Solution

The fourth proportional to 5,418.98, 8,127.02 and 2,498.66 is: 3,747.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418.98 : 8,127.02 = 2,498.66 : x
  2. Step 2: Convert to fraction form
    5,418.98/8,127.02 = 2,498.66/x
  3. Step 3: Cross multiply
    5,418.98x = 8,127.02 × 2,498.66
  4. Step 4: Simplify right side
    5,418.98x = 20,306,659.79
  5. Step 5: Solve for x
    x = 20,306,659.79/5,418.98
  6. Step 6: Final answer
    x = 3,747.32

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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.