Home / 3,726.47-5,142.27-2,233.64

Finding the Fourth Proportional to 3,726.47, 5,142.27 and 2,233.64

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Solution

The fourth proportional to 3,726.47, 5,142.27 and 2,233.64 is: 3,082.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.47 : 5,142.27 = 2,233.64 : x
  2. Step 2: Convert to fraction form
    3,726.47/5,142.27 = 2,233.64/x
  3. Step 3: Cross multiply
    3,726.47x = 5,142.27 × 2,233.64
  4. Step 4: Simplify right side
    3,726.47x = 11,485,979.96
  5. Step 5: Solve for x
    x = 11,485,979.96/3,726.47
  6. Step 6: Final answer
    x = 3,082.27

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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.