Home / 8,757.85-13,136.29-2,834.62

Finding the Fourth Proportional to 8,757.85, 13,136.29 and 2,834.62

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Solution

The fourth proportional to 8,757.85, 13,136.29 and 2,834.62 is: 4,251.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,757.85 : 13,136.29 = 2,834.62 : x
  2. Step 2: Convert to fraction form
    8,757.85/13,136.29 = 2,834.62/x
  3. Step 3: Cross multiply
    8,757.85x = 13,136.29 × 2,834.62
  4. Step 4: Simplify right side
    8,757.85x = 37,236,390.36
  5. Step 5: Solve for x
    x = 37,236,390.36/8,757.85
  6. Step 6: Final answer
    x = 4,251.77

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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.