Home / 2,252.94-3,102.46-1,921.24

Finding the Fourth Proportional to 2,252.94, 3,102.46 and 1,921.24

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Solution

The fourth proportional to 2,252.94, 3,102.46 and 1,921.24 is: 2,645.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.94 : 3,102.46 = 1,921.24 : x
  2. Step 2: Convert to fraction form
    2,252.94/3,102.46 = 1,921.24/x
  3. Step 3: Cross multiply
    2,252.94x = 3,102.46 × 1,921.24
  4. Step 4: Simplify right side
    2,252.94x = 5,960,570.25
  5. Step 5: Solve for x
    x = 5,960,570.25/2,252.94
  6. Step 6: Final answer
    x = 2,645.69

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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.