Home / 3,450.35-4,760.82-2,191.61

Finding the Fourth Proportional to 3,450.35, 4,760.82 and 2,191.61

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Solution

The fourth proportional to 3,450.35, 4,760.82 and 2,191.61 is: 3,024.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.35 : 4,760.82 = 2,191.61 : x
  2. Step 2: Convert to fraction form
    3,450.35/4,760.82 = 2,191.61/x
  3. Step 3: Cross multiply
    3,450.35x = 4,760.82 × 2,191.61
  4. Step 4: Simplify right side
    3,450.35x = 10,433,836.92
  5. Step 5: Solve for x
    x = 10,433,836.92/3,450.35
  6. Step 6: Final answer
    x = 3,024.00

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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.