Home / 3,989.25-5,983.57-1,524.02

Finding the Fourth Proportional to 3,989.25, 5,983.57 and 1,524.02

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Solution

The fourth proportional to 3,989.25, 5,983.57 and 1,524.02 is: 2,285.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989.25 : 5,983.57 = 1,524.02 : x
  2. Step 2: Convert to fraction form
    3,989.25/5,983.57 = 1,524.02/x
  3. Step 3: Cross multiply
    3,989.25x = 5,983.57 × 1,524.02
  4. Step 4: Simplify right side
    3,989.25x = 9,119,052.34
  5. Step 5: Solve for x
    x = 9,119,052.34/3,989.25
  6. Step 6: Final answer
    x = 2,285.91

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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.