Home / 2,314.68-3,473.16-1,081.90

Finding the Fourth Proportional to 2,314.68, 3,473.16 and 1,081.90

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Solution

The fourth proportional to 2,314.68, 3,473.16 and 1,081.90 is: 1,623.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,314.68 : 3,473.16 = 1,081.90 : x
  2. Step 2: Convert to fraction form
    2,314.68/3,473.16 = 1,081.90/x
  3. Step 3: Cross multiply
    2,314.68x = 3,473.16 × 1,081.90
  4. Step 4: Simplify right side
    2,314.68x = 3,757,611.80
  5. Step 5: Solve for x
    x = 3,757,611.80/2,314.68
  6. Step 6: Final answer
    x = 1,623.38

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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.