Home / 3,614.56-5,421.74-1,149.53

Finding the Fourth Proportional to 3,614.56, 5,421.74 and 1,149.53

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Solution

The fourth proportional to 3,614.56, 5,421.74 and 1,149.53 is: 1,724.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.56 : 5,421.74 = 1,149.53 : x
  2. Step 2: Convert to fraction form
    3,614.56/5,421.74 = 1,149.53/x
  3. Step 3: Cross multiply
    3,614.56x = 5,421.74 × 1,149.53
  4. Step 4: Simplify right side
    3,614.56x = 6,232,419.93
  5. Step 5: Solve for x
    x = 6,232,419.93/3,614.56
  6. Step 6: Final answer
    x = 1,724.26

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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.