Home / 5,619.38-7,752.93-3,229.07

Finding the Fourth Proportional to 5,619.38, 7,752.93 and 3,229.07

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Solution

The fourth proportional to 5,619.38, 7,752.93 and 3,229.07 is: 4,455.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.38 : 7,752.93 = 3,229.07 : x
  2. Step 2: Convert to fraction form
    5,619.38/7,752.93 = 3,229.07/x
  3. Step 3: Cross multiply
    5,619.38x = 7,752.93 × 3,229.07
  4. Step 4: Simplify right side
    5,619.38x = 25,034,753.68
  5. Step 5: Solve for x
    x = 25,034,753.68/5,619.38
  6. Step 6: Final answer
    x = 4,455.07

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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.