Home / 8,834.82-13,257.15-7,542.18

Finding the Fourth Proportional to 8,834.82, 13,257.15 and 7,542.18

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Solution

The fourth proportional to 8,834.82, 13,257.15 and 7,542.18 is: 11,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.82 : 13,257.15 = 7,542.18 : x
  2. Step 2: Convert to fraction form
    8,834.82/13,257.15 = 7,542.18/x
  3. Step 3: Cross multiply
    8,834.82x = 13,257.15 × 7,542.18
  4. Step 4: Simplify right side
    8,834.82x = 99,987,811.59
  5. Step 5: Solve for x
    x = 99,987,811.59/8,834.82
  6. Step 6: Final answer
    x = 11,317.47

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1.5x scale

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.