Home / 6,760.20-10,140.18-5,652.12

Finding the Fourth Proportional to 6,760.20, 10,140.18 and 5,652.12

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Solution

The fourth proportional to 6,760.20, 10,140.18 and 5,652.12 is: 8,478.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.20 : 10,140.18 = 5,652.12 : x
  2. Step 2: Convert to fraction form
    6,760.20/10,140.18 = 5,652.12/x
  3. Step 3: Cross multiply
    6,760.20x = 10,140.18 × 5,652.12
  4. Step 4: Simplify right side
    6,760.20x = 57,313,514.18
  5. Step 5: Solve for x
    x = 57,313,514.18/6,760.20
  6. Step 6: Final answer
    x = 8,478.08

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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.