Home / 2,838.29-4,251.29-1,374.38

Finding the Fourth Proportional to 2,838.29, 4,251.29 and 1,374.38

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Solution

The fourth proportional to 2,838.29, 4,251.29 and 1,374.38 is: 2,058.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.29 : 4,251.29 = 1,374.38 : x
  2. Step 2: Convert to fraction form
    2,838.29/4,251.29 = 1,374.38/x
  3. Step 3: Cross multiply
    2,838.29x = 4,251.29 × 1,374.38
  4. Step 4: Simplify right side
    2,838.29x = 5,842,859.82
  5. Step 5: Solve for x
    x = 5,842,859.82/2,838.29
  6. Step 6: Final answer
    x = 2,058.58

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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.