Home / 2,282.70-3,146.94-1,723.80

Finding the Fourth Proportional to 2,282.70, 3,146.94 and 1,723.80

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Solution

The fourth proportional to 2,282.70, 3,146.94 and 1,723.80 is: 2,376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.70 : 3,146.94 = 1,723.80 : x
  2. Step 2: Convert to fraction form
    2,282.70/3,146.94 = 1,723.80/x
  3. Step 3: Cross multiply
    2,282.70x = 3,146.94 × 1,723.80
  4. Step 4: Simplify right side
    2,282.70x = 5,424,695.17
  5. Step 5: Solve for x
    x = 5,424,695.17/2,282.70
  6. Step 6: Final answer
    x = 2,376.44

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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.