Home / 7,735.45-10,674.91-4,198.66

Finding the Fourth Proportional to 7,735.45, 10,674.91 and 4,198.66

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Solution

The fourth proportional to 7,735.45, 10,674.91 and 4,198.66 is: 5,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,735.45 : 10,674.91 = 4,198.66 : x
  2. Step 2: Convert to fraction form
    7,735.45/10,674.91 = 4,198.66/x
  3. Step 3: Cross multiply
    7,735.45x = 10,674.91 × 4,198.66
  4. Step 4: Simplify right side
    7,735.45x = 44,820,338.01
  5. Step 5: Solve for x
    x = 44,820,338.01/7,735.45
  6. Step 6: Final answer
    x = 5,794.15

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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.