Home / 2,261.97-3,393.26-2,125.28

Finding the Fourth Proportional to 2,261.97, 3,393.26 and 2,125.28

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Solution

The fourth proportional to 2,261.97, 3,393.26 and 2,125.28 is: 3,188.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.97 : 3,393.26 = 2,125.28 : x
  2. Step 2: Convert to fraction form
    2,261.97/3,393.26 = 2,125.28/x
  3. Step 3: Cross multiply
    2,261.97x = 3,393.26 × 2,125.28
  4. Step 4: Simplify right side
    2,261.97x = 7,211,627.61
  5. Step 5: Solve for x
    x = 7,211,627.61/2,261.97
  6. Step 6: Final answer
    x = 3,188.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.