Home / 3,726.96-5,143.14-2,048.40

Finding the Fourth Proportional to 3,726.96, 5,143.14 and 2,048.40

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Solution

The fourth proportional to 3,726.96, 5,143.14 and 2,048.40 is: 2,826.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726.96 : 5,143.14 = 2,048.40 : x
  2. Step 2: Convert to fraction form
    3,726.96/5,143.14 = 2,048.40/x
  3. Step 3: Cross multiply
    3,726.96x = 5,143.14 × 2,048.40
  4. Step 4: Simplify right side
    3,726.96x = 10,535,207.98
  5. Step 5: Solve for x
    x = 10,535,207.98/3,726.96
  6. Step 6: Final answer
    x = 2,826.76

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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.