Home / 3,192.20-4,394.95-2,483.18

Finding the Fourth Proportional to 3,192.20, 4,394.95 and 2,483.18

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Solution

The fourth proportional to 3,192.20, 4,394.95 and 2,483.18 is: 3,418.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.20 : 4,394.95 = 2,483.18 : x
  2. Step 2: Convert to fraction form
    3,192.20/4,394.95 = 2,483.18/x
  3. Step 3: Cross multiply
    3,192.20x = 4,394.95 × 2,483.18
  4. Step 4: Simplify right side
    3,192.20x = 10,913,451.94
  5. Step 5: Solve for x
    x = 10,913,451.94/3,192.20
  6. Step 6: Final answer
    x = 3,418.79

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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.