Home / 3,251.90-4,488.31-2,056.12

Finding the Fourth Proportional to 3,251.90, 4,488.31 and 2,056.12

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Solution

The fourth proportional to 3,251.90, 4,488.31 and 2,056.12 is: 2,837.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.90 : 4,488.31 = 2,056.12 : x
  2. Step 2: Convert to fraction form
    3,251.90/4,488.31 = 2,056.12/x
  3. Step 3: Cross multiply
    3,251.90x = 4,488.31 × 2,056.12
  4. Step 4: Simplify right side
    3,251.90x = 9,228,503.96
  5. Step 5: Solve for x
    x = 9,228,503.96/3,251.90
  6. Step 6: Final answer
    x = 2,837.88

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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.