Home / 4,149.53-5,726.28-2,261.12

Finding the Fourth Proportional to 4,149.53, 5,726.28 and 2,261.12

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Solution

The fourth proportional to 4,149.53, 5,726.28 and 2,261.12 is: 3,120.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.53 : 5,726.28 = 2,261.12 : x
  2. Step 2: Convert to fraction form
    4,149.53/5,726.28 = 2,261.12/x
  3. Step 3: Cross multiply
    4,149.53x = 5,726.28 × 2,261.12
  4. Step 4: Simplify right side
    4,149.53x = 12,947,809.24
  5. Step 5: Solve for x
    x = 12,947,809.24/4,149.53
  6. Step 6: Final answer
    x = 3,120.31

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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.