Home / 2,484.78-3,722.49-1,252.14

Finding the Fourth Proportional to 2,484.78, 3,722.49 and 1,252.14

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Solution

The fourth proportional to 2,484.78, 3,722.49 and 1,252.14 is: 1,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484.78 : 3,722.49 = 1,252.14 : x
  2. Step 2: Convert to fraction form
    2,484.78/3,722.49 = 1,252.14/x
  3. Step 3: Cross multiply
    2,484.78x = 3,722.49 × 1,252.14
  4. Step 4: Simplify right side
    2,484.78x = 4,661,078.63
  5. Step 5: Solve for x
    x = 4,661,078.63/2,484.78
  6. Step 6: Final answer
    x = 1,875.85

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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.