Home / 5,472.08-8,207.66-3,279.20

Finding the Fourth Proportional to 5,472.08, 8,207.66 and 3,279.20

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Solution

The fourth proportional to 5,472.08, 8,207.66 and 3,279.20 is: 4,918.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.08 : 8,207.66 = 3,279.20 : x
  2. Step 2: Convert to fraction form
    5,472.08/8,207.66 = 3,279.20/x
  3. Step 3: Cross multiply
    5,472.08x = 8,207.66 × 3,279.20
  4. Step 4: Simplify right side
    5,472.08x = 26,914,558.67
  5. Step 5: Solve for x
    x = 26,914,558.67/5,472.08
  6. Step 6: Final answer
    x = 4,918.52

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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.