Home / 3,234.06-4,851.06-2,138.18

Finding the Fourth Proportional to 3,234.06, 4,851.06 and 2,138.18

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Solution

The fourth proportional to 3,234.06, 4,851.06 and 2,138.18 is: 3,207.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.06 : 4,851.06 = 2,138.18 : x
  2. Step 2: Convert to fraction form
    3,234.06/4,851.06 = 2,138.18/x
  3. Step 3: Cross multiply
    3,234.06x = 4,851.06 × 2,138.18
  4. Step 4: Simplify right side
    3,234.06x = 10,372,439.47
  5. Step 5: Solve for x
    x = 10,372,439.47/3,234.06
  6. Step 6: Final answer
    x = 3,207.25

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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.