Home / 3,726.82-5,143.14-2,048.29

Finding the Fourth Proportional to 3,726.82, 5,143.14 and 2,048.29

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Solution

The fourth proportional to 3,726.82, 5,143.14 and 2,048.29 is: 2,826.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.82 : 5,143.14 = 2,048.29 : x
  2. Step 2: Convert to fraction form
    3,726.82/5,143.14 = 2,048.29/x
  3. Step 3: Cross multiply
    3,726.82x = 5,143.14 × 2,048.29
  4. Step 4: Simplify right side
    3,726.82x = 10,534,632.04
  5. Step 5: Solve for x
    x = 10,534,632.04/3,726.82
  6. Step 6: Final answer
    x = 2,826.71

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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.