Home / 3,343.60-4,612.44-2,280.88

Finding the Fourth Proportional to 3,343.60, 4,612.44 and 2,280.88

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Solution

The fourth proportional to 3,343.60, 4,612.44 and 2,280.88 is: 3,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.60 : 4,612.44 = 2,280.88 : x
  2. Step 2: Convert to fraction form
    3,343.60/4,612.44 = 2,280.88/x
  3. Step 3: Cross multiply
    3,343.60x = 4,612.44 × 2,280.88
  4. Step 4: Simplify right side
    3,343.60x = 10,520,422.15
  5. Step 5: Solve for x
    x = 10,520,422.15/3,343.60
  6. Step 6: Final answer
    x = 3,146.44

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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.