Home / 5,644.08-8,466.39-2,520.72

Finding the Fourth Proportional to 5,644.08, 8,466.39 and 2,520.72

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Solution

The fourth proportional to 5,644.08, 8,466.39 and 2,520.72 is: 3,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.08 : 8,466.39 = 2,520.72 : x
  2. Step 2: Convert to fraction form
    5,644.08/8,466.39 = 2,520.72/x
  3. Step 3: Cross multiply
    5,644.08x = 8,466.39 × 2,520.72
  4. Step 4: Simplify right side
    5,644.08x = 21,341,398.60
  5. Step 5: Solve for x
    x = 21,341,398.60/5,644.08
  6. Step 6: Final answer
    x = 3,781.20

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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.