Home / 11,287.47-15,576.72-6,182.97

Finding the Fourth Proportional to 11,287.47, 15,576.72 and 6,182.97

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Solution

The fourth proportional to 11,287.47, 15,576.72 and 6,182.97 is: 8,532.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.47 : 15,576.72 = 6,182.97 : x
  2. Step 2: Convert to fraction form
    11,287.47/15,576.72 = 6,182.97/x
  3. Step 3: Cross multiply
    11,287.47x = 15,576.72 × 6,182.97
  4. Step 4: Simplify right side
    11,287.47x = 96,310,392.46
  5. Step 5: Solve for x
    x = 96,310,392.46/11,287.47
  6. Step 6: Final answer
    x = 8,532.50

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Half scale
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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.