Home / 3,292.18-4,542.46-1,965.63

Finding the Fourth Proportional to 3,292.18, 4,542.46 and 1,965.63

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Solution

The fourth proportional to 3,292.18, 4,542.46 and 1,965.63 is: 2,712.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.18 : 4,542.46 = 1,965.63 : x
  2. Step 2: Convert to fraction form
    3,292.18/4,542.46 = 1,965.63/x
  3. Step 3: Cross multiply
    3,292.18x = 4,542.46 × 1,965.63
  4. Step 4: Simplify right side
    3,292.18x = 8,928,795.65
  5. Step 5: Solve for x
    x = 8,928,795.65/3,292.18
  6. Step 6: Final answer
    x = 2,712.12

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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.