Home / 11,571.66-17,364.58-4,997.70

Finding the Fourth Proportional to 11,571.66, 17,364.58 and 4,997.70

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Solution

The fourth proportional to 11,571.66, 17,364.58 and 4,997.70 is: 7,499.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571.66 : 17,364.58 = 4,997.70 : x
  2. Step 2: Convert to fraction form
    11,571.66/17,364.58 = 4,997.70/x
  3. Step 3: Cross multiply
    11,571.66x = 17,364.58 × 4,997.70
  4. Step 4: Simplify right side
    11,571.66x = 86,782,948.97
  5. Step 5: Solve for x
    x = 86,782,948.97/11,571.66
  6. Step 6: Final answer
    x = 7,499.61

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