Home / 5,842.20-8,759.91-3,995.55

Finding the Fourth Proportional to 5,842.20, 8,759.91 and 3,995.55

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Solution

The fourth proportional to 5,842.20, 8,759.91 and 3,995.55 is: 5,991.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,842.20 : 8,759.91 = 3,995.55 : x
  2. Step 2: Convert to fraction form
    5,842.20/8,759.91 = 3,995.55/x
  3. Step 3: Cross multiply
    5,842.20x = 8,759.91 × 3,995.55
  4. Step 4: Simplify right side
    5,842.20x = 35,000,658.40
  5. Step 5: Solve for x
    x = 35,000,658.40/5,842.20
  6. Step 6: Final answer
    x = 5,991.01

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