Home / 6,498.30-9,747.45-3,217.80

Finding the Fourth Proportional to 6,498.30, 9,747.45 and 3,217.80

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Solution

The fourth proportional to 6,498.30, 9,747.45 and 3,217.80 is: 4,826.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,498.30 : 9,747.45 = 3,217.80 : x
  2. Step 2: Convert to fraction form
    6,498.30/9,747.45 = 3,217.80/x
  3. Step 3: Cross multiply
    6,498.30x = 9,747.45 × 3,217.80
  4. Step 4: Simplify right side
    6,498.30x = 31,365,344.61
  5. Step 5: Solve for x
    x = 31,365,344.61/6,498.30
  6. Step 6: Final answer
    x = 4,826.70

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Similar ratio
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1.5x scale

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.