Home / 2,694.84-3,719.04-1,515.96

Finding the Fourth Proportional to 2,694.84, 3,719.04 and 1,515.96

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Solution

The fourth proportional to 2,694.84, 3,719.04 and 1,515.96 is: 2,092.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.84 : 3,719.04 = 1,515.96 : x
  2. Step 2: Convert to fraction form
    2,694.84/3,719.04 = 1,515.96/x
  3. Step 3: Cross multiply
    2,694.84x = 3,719.04 × 1,515.96
  4. Step 4: Simplify right side
    2,694.84x = 5,637,915.88
  5. Step 5: Solve for x
    x = 5,637,915.88/2,694.84
  6. Step 6: Final answer
    x = 2,092.12

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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.