Home / 2,479.73-3,718.49-1,162.42

Finding the Fourth Proportional to 2,479.73, 3,718.49 and 1,162.42

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Solution

The fourth proportional to 2,479.73, 3,718.49 and 1,162.42 is: 1,743.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.73 : 3,718.49 = 1,162.42 : x
  2. Step 2: Convert to fraction form
    2,479.73/3,718.49 = 1,162.42/x
  3. Step 3: Cross multiply
    2,479.73x = 3,718.49 × 1,162.42
  4. Step 4: Simplify right side
    2,479.73x = 4,322,430.73
  5. Step 5: Solve for x
    x = 4,322,430.73/2,479.73
  6. Step 6: Final answer
    x = 1,743.11

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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.