Home / 3,084.32-4,252.56-2,254.88

Finding the Fourth Proportional to 3,084.32, 4,252.56 and 2,254.88

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Solution

The fourth proportional to 3,084.32, 4,252.56 and 2,254.88 is: 3,108.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.32 : 4,252.56 = 2,254.88 : x
  2. Step 2: Convert to fraction form
    3,084.32/4,252.56 = 2,254.88/x
  3. Step 3: Cross multiply
    3,084.32x = 4,252.56 × 2,254.88
  4. Step 4: Simplify right side
    3,084.32x = 9,589,012.49
  5. Step 5: Solve for x
    x = 9,589,012.49/3,084.32
  6. Step 6: Final answer
    x = 3,108.96

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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.