Home / 2,254.25-3,381.38-1,479.16

Finding the Fourth Proportional to 2,254.25, 3,381.38 and 1,479.16

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Solution

The fourth proportional to 2,254.25, 3,381.38 and 1,479.16 is: 2,218.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.25 : 3,381.38 = 1,479.16 : x
  2. Step 2: Convert to fraction form
    2,254.25/3,381.38 = 1,479.16/x
  3. Step 3: Cross multiply
    2,254.25x = 3,381.38 × 1,479.16
  4. Step 4: Simplify right side
    2,254.25x = 5,001,594.91
  5. Step 5: Solve for x
    x = 5,001,594.91/2,254.25
  6. Step 6: Final answer
    x = 2,218.74

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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.