Home / 4,158.62-5,739.30-3,108.86

Finding the Fourth Proportional to 4,158.62, 5,739.30 and 3,108.86

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Solution

The fourth proportional to 4,158.62, 5,739.30 and 3,108.86 is: 4,290.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.62 : 5,739.30 = 3,108.86 : x
  2. Step 2: Convert to fraction form
    4,158.62/5,739.30 = 3,108.86/x
  3. Step 3: Cross multiply
    4,158.62x = 5,739.30 × 3,108.86
  4. Step 4: Simplify right side
    4,158.62x = 17,842,680.20
  5. Step 5: Solve for x
    x = 17,842,680.20/4,158.62
  6. Step 6: Final answer
    x = 4,290.53

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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.