Home / 3,212.42-4,433.27-1,796.22

Finding the Fourth Proportional to 3,212.42, 4,433.27 and 1,796.22

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Solution

The fourth proportional to 3,212.42, 4,433.27 and 1,796.22 is: 2,478.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.42 : 4,433.27 = 1,796.22 : x
  2. Step 2: Convert to fraction form
    3,212.42/4,433.27 = 1,796.22/x
  3. Step 3: Cross multiply
    3,212.42x = 4,433.27 × 1,796.22
  4. Step 4: Simplify right side
    3,212.42x = 7,963,119.26
  5. Step 5: Solve for x
    x = 7,963,119.26/3,212.42
  6. Step 6: Final answer
    x = 2,478.86

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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.