Home / 8,952.42-13,431.50-3,689.89

Finding the Fourth Proportional to 8,952.42, 13,431.50 and 3,689.89

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Solution

The fourth proportional to 8,952.42, 13,431.50 and 3,689.89 is: 5,536.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.42 : 13,431.50 = 3,689.89 : x
  2. Step 2: Convert to fraction form
    8,952.42/13,431.50 = 3,689.89/x
  3. Step 3: Cross multiply
    8,952.42x = 13,431.50 × 3,689.89
  4. Step 4: Simplify right side
    8,952.42x = 49,560,772.66
  5. Step 5: Solve for x
    x = 49,560,772.66/8,952.42
  6. Step 6: Final answer
    x = 5,536.02

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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.