Home / 8,132.52-11,222.78-4,944.76

Finding the Fourth Proportional to 8,132.52, 11,222.78 and 4,944.76

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Solution

The fourth proportional to 8,132.52, 11,222.78 and 4,944.76 is: 6,823.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.52 : 11,222.78 = 4,944.76 : x
  2. Step 2: Convert to fraction form
    8,132.52/11,222.78 = 4,944.76/x
  3. Step 3: Cross multiply
    8,132.52x = 11,222.78 × 4,944.76
  4. Step 4: Simplify right side
    8,132.52x = 55,493,953.63
  5. Step 5: Solve for x
    x = 55,493,953.63/8,132.52
  6. Step 6: Final answer
    x = 6,823.71

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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.