Home / 11,781.52-17,675.70-7,336.24

Finding the Fourth Proportional to 11,781.52, 17,675.70 and 7,336.24

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Solution

The fourth proportional to 11,781.52, 17,675.70 and 7,336.24 is: 11,006.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,781.52 : 17,675.70 = 7,336.24 : x
  2. Step 2: Convert to fraction form
    11,781.52/17,675.70 = 7,336.24/x
  3. Step 3: Cross multiply
    11,781.52x = 17,675.70 × 7,336.24
  4. Step 4: Simplify right side
    11,781.52x = 129,673,177.37
  5. Step 5: Solve for x
    x = 129,673,177.37/11,781.52
  6. Step 6: Final answer
    x = 11,006.49

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Half scale
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Double scale
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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.