Home / 4,102.15-5,659.04-2,422.41

Finding the Fourth Proportional to 4,102.15, 5,659.04 and 2,422.41

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Solution

The fourth proportional to 4,102.15, 5,659.04 and 2,422.41 is: 3,341.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.15 : 5,659.04 = 2,422.41 : x
  2. Step 2: Convert to fraction form
    4,102.15/5,659.04 = 2,422.41/x
  3. Step 3: Cross multiply
    4,102.15x = 5,659.04 × 2,422.41
  4. Step 4: Simplify right side
    4,102.15x = 13,708,474.68
  5. Step 5: Solve for x
    x = 13,708,474.68/4,102.15
  6. Step 6: Final answer
    x = 3,341.78

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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.