Home / 2,074.28-3,104.11-1,294.65

Finding the Fourth Proportional to 2,074.28, 3,104.11 and 1,294.65

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Solution

The fourth proportional to 2,074.28, 3,104.11 and 1,294.65 is: 1,937.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.28 : 3,104.11 = 1,294.65 : x
  2. Step 2: Convert to fraction form
    2,074.28/3,104.11 = 1,294.65/x
  3. Step 3: Cross multiply
    2,074.28x = 3,104.11 × 1,294.65
  4. Step 4: Simplify right side
    2,074.28x = 4,018,721.13
  5. Step 5: Solve for x
    x = 4,018,721.13/2,074.28
  6. Step 6: Final answer
    x = 1,937.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.