Home / 3,212.49-4,433.15-1,796.18

Finding the Fourth Proportional to 3,212.49, 4,433.15 and 1,796.18

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Solution

The fourth proportional to 3,212.49, 4,433.15 and 1,796.18 is: 2,478.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.49 : 4,433.15 = 1,796.18 : x
  2. Step 2: Convert to fraction form
    3,212.49/4,433.15 = 1,796.18/x
  3. Step 3: Cross multiply
    3,212.49x = 4,433.15 × 1,796.18
  4. Step 4: Simplify right side
    3,212.49x = 7,962,726.29
  5. Step 5: Solve for x
    x = 7,962,726.29/3,212.49
  6. Step 6: Final answer
    x = 2,478.68

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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.