Home / 4,000.81-5,960.99-3,777.25

Finding the Fourth Proportional to 4,000.81, 5,960.99 and 3,777.25

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Solution

The fourth proportional to 4,000.81, 5,960.99 and 3,777.25 is: 5,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.81 : 5,960.99 = 3,777.25 : x
  2. Step 2: Convert to fraction form
    4,000.81/5,960.99 = 3,777.25/x
  3. Step 3: Cross multiply
    4,000.81x = 5,960.99 × 3,777.25
  4. Step 4: Simplify right side
    4,000.81x = 22,516,149.48
  5. Step 5: Solve for x
    x = 22,516,149.48/4,000.81
  6. Step 6: Final answer
    x = 5,627.90

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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 (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.