Home / 3,193.92-4,407.36-1,867.44

Finding the Fourth Proportional to 3,193.92, 4,407.36 and 1,867.44

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Solution

The fourth proportional to 3,193.92, 4,407.36 and 1,867.44 is: 2,576.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.92 : 4,407.36 = 1,867.44 : x
  2. Step 2: Convert to fraction form
    3,193.92/4,407.36 = 1,867.44/x
  3. Step 3: Cross multiply
    3,193.92x = 4,407.36 × 1,867.44
  4. Step 4: Simplify right side
    3,193.92x = 8,230,480.36
  5. Step 5: Solve for x
    x = 8,230,480.36/3,193.92
  6. Step 6: Final answer
    x = 2,576.92

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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.