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Finding the Fourth Proportional to 8,564.76, 11,817.77 and 5,026.68

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Solution

The fourth proportional to 8,564.76, 11,817.77 and 5,026.68 is: 6,935.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,564.76 : 11,817.77 = 5,026.68 : x
  2. Step 2: Convert to fraction form
    8,564.76/11,817.77 = 5,026.68/x
  3. Step 3: Cross multiply
    8,564.76x = 11,817.77 × 5,026.68
  4. Step 4: Simplify right side
    8,564.76x = 59,404,122.97
  5. Step 5: Solve for x
    x = 59,404,122.97/8,564.76
  6. Step 6: Final answer
    x = 6,935.88

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.