Home / 2,321.36-3,481.16-934.22

Finding the Fourth Proportional to 2,321.36, 3,481.16 and 934.22

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Solution

The fourth proportional to 2,321.36, 3,481.16 and 934.22 is: 1,400.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.36 : 3,481.16 = 934.22 : x
  2. Step 2: Convert to fraction form
    2,321.36/3,481.16 = 934.22/x
  3. Step 3: Cross multiply
    2,321.36x = 3,481.16 × 934.22
  4. Step 4: Simplify right side
    2,321.36x = 3,252,169.30
  5. Step 5: Solve for x
    x = 3,252,169.30/2,321.36
  6. Step 6: Final answer
    x = 1,400.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.