Home / 2,548.68-3,517.66-1,665.24

Finding the Fourth Proportional to 2,548.68, 3,517.66 and 1,665.24

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Solution

The fourth proportional to 2,548.68, 3,517.66 and 1,665.24 is: 2,298.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.68 : 3,517.66 = 1,665.24 : x
  2. Step 2: Convert to fraction form
    2,548.68/3,517.66 = 1,665.24/x
  3. Step 3: Cross multiply
    2,548.68x = 3,517.66 × 1,665.24
  4. Step 4: Simplify right side
    2,548.68x = 5,857,748.14
  5. Step 5: Solve for x
    x = 5,857,748.14/2,548.68
  6. Step 6: Final answer
    x = 2,298.35

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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.