Home / 5,704.24-8,557.56-3,240.20

Finding the Fourth Proportional to 5,704.24, 8,557.56 and 3,240.20

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Solution

The fourth proportional to 5,704.24, 8,557.56 and 3,240.20 is: 4,860.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704.24 : 8,557.56 = 3,240.20 : x
  2. Step 2: Convert to fraction form
    5,704.24/8,557.56 = 3,240.20/x
  3. Step 3: Cross multiply
    5,704.24x = 8,557.56 × 3,240.20
  4. Step 4: Simplify right side
    5,704.24x = 27,728,205.91
  5. Step 5: Solve for x
    x = 27,728,205.91/5,704.24
  6. Step 6: Final answer
    x = 4,860.98

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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.