Home / 3,983.04-5,974.20-1,061.25

Finding the Fourth Proportional to 3,983.04, 5,974.20 and 1,061.25

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Solution

The fourth proportional to 3,983.04, 5,974.20 and 1,061.25 is: 1,591.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.04 : 5,974.20 = 1,061.25 : x
  2. Step 2: Convert to fraction form
    3,983.04/5,974.20 = 1,061.25/x
  3. Step 3: Cross multiply
    3,983.04x = 5,974.20 × 1,061.25
  4. Step 4: Simplify right side
    3,983.04x = 6,340,119.75
  5. Step 5: Solve for x
    x = 6,340,119.75/3,983.04
  6. Step 6: Final answer
    x = 1,591.78

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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.