Home / 3,252.89-4,485.58-2,190.66

Finding the Fourth Proportional to 3,252.89, 4,485.58 and 2,190.66

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Solution

The fourth proportional to 3,252.89, 4,485.58 and 2,190.66 is: 3,020.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.89 : 4,485.58 = 2,190.66 : x
  2. Step 2: Convert to fraction form
    3,252.89/4,485.58 = 2,190.66/x
  3. Step 3: Cross multiply
    3,252.89x = 4,485.58 × 2,190.66
  4. Step 4: Simplify right side
    3,252.89x = 9,826,380.68
  5. Step 5: Solve for x
    x = 9,826,380.68/3,252.89
  6. Step 6: Final answer
    x = 3,020.82

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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.