Home / 4,358.08-6,013.20-3,179.80

Finding the Fourth Proportional to 4,358.08, 6,013.20 and 3,179.80

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Solution

The fourth proportional to 4,358.08, 6,013.20 and 3,179.80 is: 4,387.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,358.08 : 6,013.20 = 3,179.80 : x
  2. Step 2: Convert to fraction form
    4,358.08/6,013.20 = 3,179.80/x
  3. Step 3: Cross multiply
    4,358.08x = 6,013.20 × 3,179.80
  4. Step 4: Simplify right side
    4,358.08x = 19,120,773.36
  5. Step 5: Solve for x
    x = 19,120,773.36/4,358.08
  6. Step 6: Final answer
    x = 4,387.43

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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.