Home / 4,149.63-5,726.43-2,261.29

Finding the Fourth Proportional to 4,149.63, 5,726.43 and 2,261.29

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Solution

The fourth proportional to 4,149.63, 5,726.43 and 2,261.29 is: 3,120.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.63 : 5,726.43 = 2,261.29 : x
  2. Step 2: Convert to fraction form
    4,149.63/5,726.43 = 2,261.29/x
  3. Step 3: Cross multiply
    4,149.63x = 5,726.43 × 2,261.29
  4. Step 4: Simplify right side
    4,149.63x = 12,949,096.10
  5. Step 5: Solve for x
    x = 12,949,096.10/4,149.63
  6. Step 6: Final answer
    x = 3,120.55

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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.