Home / 4,121.22-5,687.16-2,352.48

Finding the Fourth Proportional to 4,121.22, 5,687.16 and 2,352.48

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Solution

The fourth proportional to 4,121.22, 5,687.16 and 2,352.48 is: 3,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.22 : 5,687.16 = 2,352.48 : x
  2. Step 2: Convert to fraction form
    4,121.22/5,687.16 = 2,352.48/x
  3. Step 3: Cross multiply
    4,121.22x = 5,687.16 × 2,352.48
  4. Step 4: Simplify right side
    4,121.22x = 13,378,930.16
  5. Step 5: Solve for x
    x = 13,378,930.16/4,121.22
  6. Step 6: Final answer
    x = 3,246.35

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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.