Home / 8,082.44-11,148.76-5,560.20

Finding the Fourth Proportional to 8,082.44, 11,148.76 and 5,560.20

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Solution

The fourth proportional to 8,082.44, 11,148.76 and 5,560.20 is: 7,669.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082.44 : 11,148.76 = 5,560.20 : x
  2. Step 2: Convert to fraction form
    8,082.44/11,148.76 = 5,560.20/x
  3. Step 3: Cross multiply
    8,082.44x = 11,148.76 × 5,560.20
  4. Step 4: Simplify right side
    8,082.44x = 61,989,335.35
  5. Step 5: Solve for x
    x = 61,989,335.35/8,082.44
  6. Step 6: Final answer
    x = 7,669.63

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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.