Home / 2,876.44-4,314.66-1,145.08

Finding the Fourth Proportional to 2,876.44, 4,314.66 and 1,145.08

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Solution

The fourth proportional to 2,876.44, 4,314.66 and 1,145.08 is: 1,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876.44 : 4,314.66 = 1,145.08 : x
  2. Step 2: Convert to fraction form
    2,876.44/4,314.66 = 1,145.08/x
  3. Step 3: Cross multiply
    2,876.44x = 4,314.66 × 1,145.08
  4. Step 4: Simplify right side
    2,876.44x = 4,940,630.87
  5. Step 5: Solve for x
    x = 4,940,630.87/2,876.44
  6. Step 6: Final answer
    x = 1,717.62

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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.