Home / 5,118.08-7,060.86-3,229.02

Finding the Fourth Proportional to 5,118.08, 7,060.86 and 3,229.02

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Solution

The fourth proportional to 5,118.08, 7,060.86 and 3,229.02 is: 4,454.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.08 : 7,060.86 = 3,229.02 : x
  2. Step 2: Convert to fraction form
    5,118.08/7,060.86 = 3,229.02/x
  3. Step 3: Cross multiply
    5,118.08x = 7,060.86 × 3,229.02
  4. Step 4: Simplify right side
    5,118.08x = 22,799,658.16
  5. Step 5: Solve for x
    x = 22,799,658.16/5,118.08
  6. Step 6: Final answer
    x = 4,454.73

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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.