Home / 8,834.40-13,253.04-2,991.36

Finding the Fourth Proportional to 8,834.40, 13,253.04 and 2,991.36

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Solution

The fourth proportional to 8,834.40, 13,253.04 and 2,991.36 is: 4,487.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.40 : 13,253.04 = 2,991.36 : x
  2. Step 2: Convert to fraction form
    8,834.40/13,253.04 = 2,991.36/x
  3. Step 3: Cross multiply
    8,834.40x = 13,253.04 × 2,991.36
  4. Step 4: Simplify right side
    8,834.40x = 39,644,613.73
  5. Step 5: Solve for x
    x = 39,644,613.73/8,834.40
  6. Step 6: Final answer
    x = 4,487.53

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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.