Home / 4,149.56-5,726.40-2,286.56

Finding the Fourth Proportional to 4,149.56, 5,726.40 and 2,286.56

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Solution

The fourth proportional to 4,149.56, 5,726.40 and 2,286.56 is: 3,155.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.56 : 5,726.40 = 2,286.56 : x
  2. Step 2: Convert to fraction form
    4,149.56/5,726.40 = 2,286.56/x
  3. Step 3: Cross multiply
    4,149.56x = 5,726.40 × 2,286.56
  4. Step 4: Simplify right side
    4,149.56x = 13,093,762.93
  5. Step 5: Solve for x
    x = 13,093,762.93/4,149.56
  6. Step 6: Final answer
    x = 3,155.46

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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.