Home / 6,756.15-9,324.32-3,922.91

Finding the Fourth Proportional to 6,756.15, 9,324.32 and 3,922.91

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Solution

The fourth proportional to 6,756.15, 9,324.32 and 3,922.91 is: 5,414.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,756.15 : 9,324.32 = 3,922.91 : x
  2. Step 2: Convert to fraction form
    6,756.15/9,324.32 = 3,922.91/x
  3. Step 3: Cross multiply
    6,756.15x = 9,324.32 × 3,922.91
  4. Step 4: Simplify right side
    6,756.15x = 36,578,401.94
  5. Step 5: Solve for x
    x = 36,578,401.94/6,756.15
  6. Step 6: Final answer
    x = 5,414.09

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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.