Home / 11,841.30-17,755.41-7,449.36

Finding the Fourth Proportional to 11,841.30, 17,755.41 and 7,449.36

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Solution

The fourth proportional to 11,841.30, 17,755.41 and 7,449.36 is: 11,169.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,841.30 : 17,755.41 = 7,449.36 : x
  2. Step 2: Convert to fraction form
    11,841.30/17,755.41 = 7,449.36/x
  3. Step 3: Cross multiply
    11,841.30x = 17,755.41 × 7,449.36
  4. Step 4: Simplify right side
    11,841.30x = 132,266,441.04
  5. Step 5: Solve for x
    x = 132,266,441.04/11,841.30
  6. Step 6: Final answer
    x = 11,169.93

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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.