Home / 3,983.13-5,974.23-1,061.67

Finding the Fourth Proportional to 3,983.13, 5,974.23 and 1,061.67

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Solution

The fourth proportional to 3,983.13, 5,974.23 and 1,061.67 is: 1,592.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.13 : 5,974.23 = 1,061.67 : x
  2. Step 2: Convert to fraction form
    3,983.13/5,974.23 = 1,061.67/x
  3. Step 3: Cross multiply
    3,983.13x = 5,974.23 × 1,061.67
  4. Step 4: Simplify right side
    3,983.13x = 6,342,660.76
  5. Step 5: Solve for x
    x = 6,342,660.76/3,983.13
  6. Step 6: Final answer
    x = 1,592.38

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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.