Home / 4,687.08-7,027.25-2,221.71

Finding the Fourth Proportional to 4,687.08, 7,027.25 and 2,221.71

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Solution

The fourth proportional to 4,687.08, 7,027.25 and 2,221.71 is: 3,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.08 : 7,027.25 = 2,221.71 : x
  2. Step 2: Convert to fraction form
    4,687.08/7,027.25 = 2,221.71/x
  3. Step 3: Cross multiply
    4,687.08x = 7,027.25 × 2,221.71
  4. Step 4: Simplify right side
    4,687.08x = 15,612,500.49
  5. Step 5: Solve for x
    x = 15,612,500.49/4,687.08
  6. Step 6: Final answer
    x = 3,330.97

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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.