Home / 3,617.67-5,422.25-1,536.38

Finding the Fourth Proportional to 3,617.67, 5,422.25 and 1,536.38

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Solution

The fourth proportional to 3,617.67, 5,422.25 and 1,536.38 is: 2,302.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.67 : 5,422.25 = 1,536.38 : x
  2. Step 2: Convert to fraction form
    3,617.67/5,422.25 = 1,536.38/x
  3. Step 3: Cross multiply
    3,617.67x = 5,422.25 × 1,536.38
  4. Step 4: Simplify right side
    3,617.67x = 8,330,613.18
  5. Step 5: Solve for x
    x = 8,330,613.18/3,617.67
  6. Step 6: Final answer
    x = 2,302.76

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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.