Home / 2,282.40-3,145.11-1,651.83

Finding the Fourth Proportional to 2,282.40, 3,145.11 and 1,651.83

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Solution

The fourth proportional to 2,282.40, 3,145.11 and 1,651.83 is: 2,276.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.40 : 3,145.11 = 1,651.83 : x
  2. Step 2: Convert to fraction form
    2,282.40/3,145.11 = 1,651.83/x
  3. Step 3: Cross multiply
    2,282.40x = 3,145.11 × 1,651.83
  4. Step 4: Simplify right side
    2,282.40x = 5,195,187.05
  5. Step 5: Solve for x
    x = 5,195,187.05/2,282.40
  6. Step 6: Final answer
    x = 2,276.19

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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.