Home / 3,251.67-4,487.30-1,759.58

Finding the Fourth Proportional to 3,251.67, 4,487.30 and 1,759.58

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Solution

The fourth proportional to 3,251.67, 4,487.30 and 1,759.58 is: 2,428.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.67 : 4,487.30 = 1,759.58 : x
  2. Step 2: Convert to fraction form
    3,251.67/4,487.30 = 1,759.58/x
  3. Step 3: Cross multiply
    3,251.67x = 4,487.30 × 1,759.58
  4. Step 4: Simplify right side
    3,251.67x = 7,895,785.93
  5. Step 5: Solve for x
    x = 7,895,785.93/3,251.67
  6. Step 6: Final answer
    x = 2,428.23

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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.