Home / 3,742.16-5,614.68-1,433.12

Finding the Fourth Proportional to 3,742.16, 5,614.68 and 1,433.12

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Solution

The fourth proportional to 3,742.16, 5,614.68 and 1,433.12 is: 2,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.16 : 5,614.68 = 1,433.12 : x
  2. Step 2: Convert to fraction form
    3,742.16/5,614.68 = 1,433.12/x
  3. Step 3: Cross multiply
    3,742.16x = 5,614.68 × 1,433.12
  4. Step 4: Simplify right side
    3,742.16x = 8,046,510.20
  5. Step 5: Solve for x
    x = 8,046,510.20/3,742.16
  6. Step 6: Final answer
    x = 2,150.23

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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.