Home / 2,766.07-3,817.26-1,507.18

Finding the Fourth Proportional to 2,766.07, 3,817.26 and 1,507.18

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Solution

The fourth proportional to 2,766.07, 3,817.26 and 1,507.18 is: 2,079.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766.07 : 3,817.26 = 1,507.18 : x
  2. Step 2: Convert to fraction form
    2,766.07/3,817.26 = 1,507.18/x
  3. Step 3: Cross multiply
    2,766.07x = 3,817.26 × 1,507.18
  4. Step 4: Simplify right side
    2,766.07x = 5,753,297.93
  5. Step 5: Solve for x
    x = 5,753,297.93/2,766.07
  6. Step 6: Final answer
    x = 2,079.95

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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.