Home / 3,298.44-4,947.18-1,107.18

Finding the Fourth Proportional to 3,298.44, 4,947.18 and 1,107.18

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Solution

The fourth proportional to 3,298.44, 4,947.18 and 1,107.18 is: 1,660.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.44 : 4,947.18 = 1,107.18 : x
  2. Step 2: Convert to fraction form
    3,298.44/4,947.18 = 1,107.18/x
  3. Step 3: Cross multiply
    3,298.44x = 4,947.18 × 1,107.18
  4. Step 4: Simplify right side
    3,298.44x = 5,477,418.75
  5. Step 5: Solve for x
    x = 5,477,418.75/3,298.44
  6. Step 6: Final answer
    x = 1,660.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.