Home / 3,983.14-5,974.55-1,061.45

Finding the Fourth Proportional to 3,983.14, 5,974.55 and 1,061.45

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Solution

The fourth proportional to 3,983.14, 5,974.55 and 1,061.45 is: 1,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.14 : 5,974.55 = 1,061.45 : x
  2. Step 2: Convert to fraction form
    3,983.14/5,974.55 = 1,061.45/x
  3. Step 3: Cross multiply
    3,983.14x = 5,974.55 × 1,061.45
  4. Step 4: Simplify right side
    3,983.14x = 6,341,677.30
  5. Step 5: Solve for x
    x = 6,341,677.30/3,983.14
  6. Step 6: Final answer
    x = 1,592.13

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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.