Home / 10,881.80-16,323.26-3,956.04

Finding the Fourth Proportional to 10,881.80, 16,323.26 and 3,956.04

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Solution

The fourth proportional to 10,881.80, 16,323.26 and 3,956.04 is: 5,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881.80 : 16,323.26 = 3,956.04 : x
  2. Step 2: Convert to fraction form
    10,881.80/16,323.26 = 3,956.04/x
  3. Step 3: Cross multiply
    10,881.80x = 16,323.26 × 3,956.04
  4. Step 4: Simplify right side
    10,881.80x = 64,575,469.49
  5. Step 5: Solve for x
    x = 64,575,469.49/10,881.80
  6. Step 6: Final answer
    x = 5,934.26

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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.