Home / 3,193.28-4,404.86-2,198.50

Finding the Fourth Proportional to 3,193.28, 4,404.86 and 2,198.50

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Solution

The fourth proportional to 3,193.28, 4,404.86 and 2,198.50 is: 3,032.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.28 : 4,404.86 = 2,198.50 : x
  2. Step 2: Convert to fraction form
    3,193.28/4,404.86 = 2,198.50/x
  3. Step 3: Cross multiply
    3,193.28x = 4,404.86 × 2,198.50
  4. Step 4: Simplify right side
    3,193.28x = 9,684,084.71
  5. Step 5: Solve for x
    x = 9,684,084.71/3,193.28
  6. Step 6: Final answer
    x = 3,032.65

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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.