Home / 6,767.68-10,151.58-2,087.64

Finding the Fourth Proportional to 6,767.68, 10,151.58 and 2,087.64

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Solution

The fourth proportional to 6,767.68, 10,151.58 and 2,087.64 is: 3,131.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,767.68 : 10,151.58 = 2,087.64 : x
  2. Step 2: Convert to fraction form
    6,767.68/10,151.58 = 2,087.64/x
  3. Step 3: Cross multiply
    6,767.68x = 10,151.58 × 2,087.64
  4. Step 4: Simplify right side
    6,767.68x = 21,192,844.47
  5. Step 5: Solve for x
    x = 21,192,844.47/6,767.68
  6. Step 6: Final answer
    x = 3,131.48

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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.