Home / 5,832.78-8,049.15-3,180.30

Finding the Fourth Proportional to 5,832.78, 8,049.15 and 3,180.30

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Solution

The fourth proportional to 5,832.78, 8,049.15 and 3,180.30 is: 4,388.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,832.78 : 8,049.15 = 3,180.30 : x
  2. Step 2: Convert to fraction form
    5,832.78/8,049.15 = 3,180.30/x
  3. Step 3: Cross multiply
    5,832.78x = 8,049.15 × 3,180.30
  4. Step 4: Simplify right side
    5,832.78x = 25,598,711.75
  5. Step 5: Solve for x
    x = 25,598,711.75/5,832.78
  6. Step 6: Final answer
    x = 4,388.77

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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.