Home / 6,579.92-9,079.50-3,747.30

Finding the Fourth Proportional to 6,579.92, 9,079.50 and 3,747.30

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Solution

The fourth proportional to 6,579.92, 9,079.50 and 3,747.30 is: 5,170.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.92 : 9,079.50 = 3,747.30 : x
  2. Step 2: Convert to fraction form
    6,579.92/9,079.50 = 3,747.30/x
  3. Step 3: Cross multiply
    6,579.92x = 9,079.50 × 3,747.30
  4. Step 4: Simplify right side
    6,579.92x = 34,023,590.35
  5. Step 5: Solve for x
    x = 34,023,590.35/6,579.92
  6. Step 6: Final answer
    x = 5,170.82

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1.5x scale

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.