Home / 2,694.11-3,717.74-1,515.15

Finding the Fourth Proportional to 2,694.11, 3,717.74 and 1,515.15

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Solution

The fourth proportional to 2,694.11, 3,717.74 and 1,515.15 is: 2,090.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.11 : 3,717.74 = 1,515.15 : x
  2. Step 2: Convert to fraction form
    2,694.11/3,717.74 = 1,515.15/x
  3. Step 3: Cross multiply
    2,694.11x = 3,717.74 × 1,515.15
  4. Step 4: Simplify right side
    2,694.11x = 5,632,926.19
  5. Step 5: Solve for x
    x = 5,632,926.19/2,694.11
  6. Step 6: Final answer
    x = 2,090.83

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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.