Home / 8,883.42-13,331.06-3,689.29

Finding the Fourth Proportional to 8,883.42, 13,331.06 and 3,689.29

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Solution

The fourth proportional to 8,883.42, 13,331.06 and 3,689.29 is: 5,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.42 : 13,331.06 = 3,689.29 : x
  2. Step 2: Convert to fraction form
    8,883.42/13,331.06 = 3,689.29/x
  3. Step 3: Cross multiply
    8,883.42x = 13,331.06 × 3,689.29
  4. Step 4: Simplify right side
    8,883.42x = 49,182,146.35
  5. Step 5: Solve for x
    x = 49,182,146.35/8,883.42
  6. Step 6: Final answer
    x = 5,536.40

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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.