Home / 11,566.75-15,962.13-7,377.43

Finding the Fourth Proportional to 11,566.75, 15,962.13 and 7,377.43

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Solution

The fourth proportional to 11,566.75, 15,962.13 and 7,377.43 is: 10,180.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566.75 : 15,962.13 = 7,377.43 : x
  2. Step 2: Convert to fraction form
    11,566.75/15,962.13 = 7,377.43/x
  3. Step 3: Cross multiply
    11,566.75x = 15,962.13 × 7,377.43
  4. Step 4: Simplify right side
    11,566.75x = 117,759,496.73
  5. Step 5: Solve for x
    x = 117,759,496.73/11,566.75
  6. Step 6: Final answer
    x = 10,180.86

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.