Home / 6,372.20-9,558.30-5,691.80

Finding the Fourth Proportional to 6,372.20, 9,558.30 and 5,691.80

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Solution

The fourth proportional to 6,372.20, 9,558.30 and 5,691.80 is: 8,537.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,372.20 : 9,558.30 = 5,691.80 : x
  2. Step 2: Convert to fraction form
    6,372.20/9,558.30 = 5,691.80/x
  3. Step 3: Cross multiply
    6,372.20x = 9,558.30 × 5,691.80
  4. Step 4: Simplify right side
    6,372.20x = 54,403,931.94
  5. Step 5: Solve for x
    x = 54,403,931.94/6,372.20
  6. Step 6: Final answer
    x = 8,537.70

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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.