Home / 3,282.38-4,529.79-1,866.04

Finding the Fourth Proportional to 3,282.38, 4,529.79 and 1,866.04

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Solution

The fourth proportional to 3,282.38, 4,529.79 and 1,866.04 is: 2,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.38 : 4,529.79 = 1,866.04 : x
  2. Step 2: Convert to fraction form
    3,282.38/4,529.79 = 1,866.04/x
  3. Step 3: Cross multiply
    3,282.38x = 4,529.79 × 1,866.04
  4. Step 4: Simplify right side
    3,282.38x = 8,452,769.33
  5. Step 5: Solve for x
    x = 8,452,769.33/3,282.38
  6. Step 6: Final answer
    x = 2,575.20

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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.