Home / 2,549.88-3,517.38-1,762.56

Finding the Fourth Proportional to 2,549.88, 3,517.38 and 1,762.56

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Solution

The fourth proportional to 2,549.88, 3,517.38 and 1,762.56 is: 2,431.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.88 : 3,517.38 = 1,762.56 : x
  2. Step 2: Convert to fraction form
    2,549.88/3,517.38 = 1,762.56/x
  3. Step 3: Cross multiply
    2,549.88x = 3,517.38 × 1,762.56
  4. Step 4: Simplify right side
    2,549.88x = 6,199,593.29
  5. Step 5: Solve for x
    x = 6,199,593.29/2,549.88
  6. Step 6: Final answer
    x = 2,431.33

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1.5x scale

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.