Home / 2,838.78-4,253.31-1,537.92

Finding the Fourth Proportional to 2,838.78, 4,253.31 and 1,537.92

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Solution

The fourth proportional to 2,838.78, 4,253.31 and 1,537.92 is: 2,304.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.78 : 4,253.31 = 1,537.92 : x
  2. Step 2: Convert to fraction form
    2,838.78/4,253.31 = 1,537.92/x
  3. Step 3: Cross multiply
    2,838.78x = 4,253.31 × 1,537.92
  4. Step 4: Simplify right side
    2,838.78x = 6,541,250.52
  5. Step 5: Solve for x
    x = 6,541,250.52/2,838.78
  6. Step 6: Final answer
    x = 2,304.25

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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.