Home / 3,125.56-4,314.97-2,486.24

Finding the Fourth Proportional to 3,125.56, 4,314.97 and 2,486.24

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Solution

The fourth proportional to 3,125.56, 4,314.97 and 2,486.24 is: 3,432.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.56 : 4,314.97 = 2,486.24 : x
  2. Step 2: Convert to fraction form
    3,125.56/4,314.97 = 2,486.24/x
  3. Step 3: Cross multiply
    3,125.56x = 4,314.97 × 2,486.24
  4. Step 4: Simplify right side
    3,125.56x = 10,728,073.00
  5. Step 5: Solve for x
    x = 10,728,073.00/3,125.56
  6. Step 6: Final answer
    x = 3,432.37

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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.