Home / 4,239.68-5,849.72-2,538.75

Finding the Fourth Proportional to 4,239.68, 5,849.72 and 2,538.75

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Solution

The fourth proportional to 4,239.68, 5,849.72 and 2,538.75 is: 3,502.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.68 : 5,849.72 = 2,538.75 : x
  2. Step 2: Convert to fraction form
    4,239.68/5,849.72 = 2,538.75/x
  3. Step 3: Cross multiply
    4,239.68x = 5,849.72 × 2,538.75
  4. Step 4: Simplify right side
    4,239.68x = 14,850,951.54
  5. Step 5: Solve for x
    x = 14,850,951.54/4,239.68
  6. Step 6: Final answer
    x = 3,502.85

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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.