Home / 2,715.27-3,743.04-1,968.04

Finding the Fourth Proportional to 2,715.27, 3,743.04 and 1,968.04

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Solution

The fourth proportional to 2,715.27, 3,743.04 and 1,968.04 is: 2,712.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715.27 : 3,743.04 = 1,968.04 : x
  2. Step 2: Convert to fraction form
    2,715.27/3,743.04 = 1,968.04/x
  3. Step 3: Cross multiply
    2,715.27x = 3,743.04 × 1,968.04
  4. Step 4: Simplify right side
    2,715.27x = 7,366,464.50
  5. Step 5: Solve for x
    x = 7,366,464.50/2,715.27
  6. Step 6: Final answer
    x = 2,712.98

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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.