Home / 11,269.72-15,566.97-8,649.46

Finding the Fourth Proportional to 11,269.72, 15,566.97 and 8,649.46

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Solution

The fourth proportional to 11,269.72, 15,566.97 and 8,649.46 is: 11,947.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,269.72 : 15,566.97 = 8,649.46 : x
  2. Step 2: Convert to fraction form
    11,269.72/15,566.97 = 8,649.46/x
  3. Step 3: Cross multiply
    11,269.72x = 15,566.97 × 8,649.46
  4. Step 4: Simplify right side
    11,269.72x = 134,645,884.34
  5. Step 5: Solve for x
    x = 134,645,884.34/11,269.72
  6. Step 6: Final answer
    x = 11,947.58

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Double scale
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Similar ratio
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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.