Home / 2,651.12-3,976.68-1,007.27

Finding the Fourth Proportional to 2,651.12, 3,976.68 and 1,007.27

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Solution

The fourth proportional to 2,651.12, 3,976.68 and 1,007.27 is: 1,510.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651.12 : 3,976.68 = 1,007.27 : x
  2. Step 2: Convert to fraction form
    2,651.12/3,976.68 = 1,007.27/x
  3. Step 3: Cross multiply
    2,651.12x = 3,976.68 × 1,007.27
  4. Step 4: Simplify right side
    2,651.12x = 4,005,590.46
  5. Step 5: Solve for x
    x = 4,005,590.46/2,651.12
  6. Step 6: Final answer
    x = 1,510.91

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Similar ratio
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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.