Home / 4,372.27-6,555.32-2,179.46

Finding the Fourth Proportional to 4,372.27, 6,555.32 and 2,179.46

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Solution

The fourth proportional to 4,372.27, 6,555.32 and 2,179.46 is: 3,267.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.27 : 6,555.32 = 2,179.46 : x
  2. Step 2: Convert to fraction form
    4,372.27/6,555.32 = 2,179.46/x
  3. Step 3: Cross multiply
    4,372.27x = 6,555.32 × 2,179.46
  4. Step 4: Simplify right side
    4,372.27x = 14,287,057.73
  5. Step 5: Solve for x
    x = 14,287,057.73/4,372.27
  6. Step 6: Final answer
    x = 3,267.65

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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.