Home / 2,694.68-3,719.01-1,515.98

Finding the Fourth Proportional to 2,694.68, 3,719.01 and 1,515.98

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Solution

The fourth proportional to 2,694.68, 3,719.01 and 1,515.98 is: 2,092.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.68 : 3,719.01 = 1,515.98 : x
  2. Step 2: Convert to fraction form
    2,694.68/3,719.01 = 1,515.98/x
  3. Step 3: Cross multiply
    2,694.68x = 3,719.01 × 1,515.98
  4. Step 4: Simplify right side
    2,694.68x = 5,637,954.08
  5. Step 5: Solve for x
    x = 5,637,954.08/2,694.68
  6. Step 6: Final answer
    x = 2,092.25

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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.