Home / 2,422.44-3,344.58-1,636.20

Finding the Fourth Proportional to 2,422.44, 3,344.58 and 1,636.20

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Solution

The fourth proportional to 2,422.44, 3,344.58 and 1,636.20 is: 2,259.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.44 : 3,344.58 = 1,636.20 : x
  2. Step 2: Convert to fraction form
    2,422.44/3,344.58 = 1,636.20/x
  3. Step 3: Cross multiply
    2,422.44x = 3,344.58 × 1,636.20
  4. Step 4: Simplify right side
    2,422.44x = 5,472,401.80
  5. Step 5: Solve for x
    x = 5,472,401.80/2,422.44
  6. Step 6: Final answer
    x = 2,259.05

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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.