Home / 2,381.92-3,573.62-1,149.11

Finding the Fourth Proportional to 2,381.92, 3,573.62 and 1,149.11

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Solution

The fourth proportional to 2,381.92, 3,573.62 and 1,149.11 is: 1,724.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.92 : 3,573.62 = 1,149.11 : x
  2. Step 2: Convert to fraction form
    2,381.92/3,573.62 = 1,149.11/x
  3. Step 3: Cross multiply
    2,381.92x = 3,573.62 × 1,149.11
  4. Step 4: Simplify right side
    2,381.92x = 4,106,496.68
  5. Step 5: Solve for x
    x = 4,106,496.68/2,381.92
  6. Step 6: Final answer
    x = 1,724.03

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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.