Home / 5,500.30-7,588.42-3,612.90

Finding the Fourth Proportional to 5,500.30, 7,588.42 and 3,612.90

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Solution

The fourth proportional to 5,500.30, 7,588.42 and 3,612.90 is: 4,984.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.30 : 7,588.42 = 3,612.90 : x
  2. Step 2: Convert to fraction form
    5,500.30/7,588.42 = 3,612.90/x
  3. Step 3: Cross multiply
    5,500.30x = 7,588.42 × 3,612.90
  4. Step 4: Simplify right side
    5,500.30x = 27,416,202.62
  5. Step 5: Solve for x
    x = 27,416,202.62/5,500.30
  6. Step 6: Final answer
    x = 4,984.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.