Home / 2,487.50-3,732.45-949.58

Finding the Fourth Proportional to 2,487.50, 3,732.45 and 949.58

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Solution

The fourth proportional to 2,487.50, 3,732.45 and 949.58 is: 1,424.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487.50 : 3,732.45 = 949.58 : x
  2. Step 2: Convert to fraction form
    2,487.50/3,732.45 = 949.58/x
  3. Step 3: Cross multiply
    2,487.50x = 3,732.45 × 949.58
  4. Step 4: Simplify right side
    2,487.50x = 3,544,259.87
  5. Step 5: Solve for x
    x = 3,544,259.87/2,487.50
  6. Step 6: Final answer
    x = 1,424.83

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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.