Home / 2,282.22-3,427.18-2,165.32

Finding the Fourth Proportional to 2,282.22, 3,427.18 and 2,165.32

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Solution

The fourth proportional to 2,282.22, 3,427.18 and 2,165.32 is: 3,251.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.22 : 3,427.18 = 2,165.32 : x
  2. Step 2: Convert to fraction form
    2,282.22/3,427.18 = 2,165.32/x
  3. Step 3: Cross multiply
    2,282.22x = 3,427.18 × 2,165.32
  4. Step 4: Simplify right side
    2,282.22x = 7,420,941.40
  5. Step 5: Solve for x
    x = 7,420,941.40/2,282.22
  6. Step 6: Final answer
    x = 3,251.63

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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.