Home / 1,951.56-2,694.08-1,253.36

Finding the Fourth Proportional to 1,951.56, 2,694.08 and 1,253.36

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Solution

The fourth proportional to 1,951.56, 2,694.08 and 1,253.36 is: 1,730.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951.56 : 2,694.08 = 1,253.36 : x
  2. Step 2: Convert to fraction form
    1,951.56/2,694.08 = 1,253.36/x
  3. Step 3: Cross multiply
    1,951.56x = 2,694.08 × 1,253.36
  4. Step 4: Simplify right side
    1,951.56x = 3,376,652.11
  5. Step 5: Solve for x
    x = 3,376,652.11/1,951.56
  6. Step 6: Final answer
    x = 1,730.23

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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.