Home / 3,739.91-5,159.97-2,247.28

Finding the Fourth Proportional to 3,739.91, 5,159.97 and 2,247.28

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Solution

The fourth proportional to 3,739.91, 5,159.97 and 2,247.28 is: 3,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.91 : 5,159.97 = 2,247.28 : x
  2. Step 2: Convert to fraction form
    3,739.91/5,159.97 = 2,247.28/x
  3. Step 3: Cross multiply
    3,739.91x = 5,159.97 × 2,247.28
  4. Step 4: Simplify right side
    3,739.91x = 11,595,897.38
  5. Step 5: Solve for x
    x = 11,595,897.38/3,739.91
  6. Step 6: Final answer
    x = 3,100.58

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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.