Home / 3,665.92-5,500.84-1,718.14

Finding the Fourth Proportional to 3,665.92, 5,500.84 and 1,718.14

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Solution

The fourth proportional to 3,665.92, 5,500.84 and 1,718.14 is: 2,578.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665.92 : 5,500.84 = 1,718.14 : x
  2. Step 2: Convert to fraction form
    3,665.92/5,500.84 = 1,718.14/x
  3. Step 3: Cross multiply
    3,665.92x = 5,500.84 × 1,718.14
  4. Step 4: Simplify right side
    3,665.92x = 9,451,213.24
  5. Step 5: Solve for x
    x = 9,451,213.24/3,665.92
  6. Step 6: Final answer
    x = 2,578.13

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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.