Home / 6,107.68-9,165.98-2,212.39

Finding the Fourth Proportional to 6,107.68, 9,165.98 and 2,212.39

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Solution

The fourth proportional to 6,107.68, 9,165.98 and 2,212.39 is: 3,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.68 : 9,165.98 = 2,212.39 : x
  2. Step 2: Convert to fraction form
    6,107.68/9,165.98 = 2,212.39/x
  3. Step 3: Cross multiply
    6,107.68x = 9,165.98 × 2,212.39
  4. Step 4: Simplify right side
    6,107.68x = 20,278,722.49
  5. Step 5: Solve for x
    x = 20,278,722.49/6,107.68
  6. Step 6: Final answer
    x = 3,320.20

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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.