Home / 3,422.22-4,724.10-2,245.20

Finding the Fourth Proportional to 3,422.22, 4,724.10 and 2,245.20

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Solution

The fourth proportional to 3,422.22, 4,724.10 and 2,245.20 is: 3,099.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.22 : 4,724.10 = 2,245.20 : x
  2. Step 2: Convert to fraction form
    3,422.22/4,724.10 = 2,245.20/x
  3. Step 3: Cross multiply
    3,422.22x = 4,724.10 × 2,245.20
  4. Step 4: Simplify right side
    3,422.22x = 10,606,549.32
  5. Step 5: Solve for x
    x = 10,606,549.32/3,422.22
  6. Step 6: Final answer
    x = 3,099.32

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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.