Home / 2,380.38-3,284.99-1,332.51

Finding the Fourth Proportional to 2,380.38, 3,284.99 and 1,332.51

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Solution

The fourth proportional to 2,380.38, 3,284.99 and 1,332.51 is: 1,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.38 : 3,284.99 = 1,332.51 : x
  2. Step 2: Convert to fraction form
    2,380.38/3,284.99 = 1,332.51/x
  3. Step 3: Cross multiply
    2,380.38x = 3,284.99 × 1,332.51
  4. Step 4: Simplify right side
    2,380.38x = 4,377,282.02
  5. Step 5: Solve for x
    x = 4,377,282.02/2,380.38
  6. Step 6: Final answer
    x = 1,838.90

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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.