Home / 6,891.24-10,330.78-2,507.93

Finding the Fourth Proportional to 6,891.24, 10,330.78 and 2,507.93

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Solution

The fourth proportional to 6,891.24, 10,330.78 and 2,507.93 is: 3,759.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.24 : 10,330.78 = 2,507.93 : x
  2. Step 2: Convert to fraction form
    6,891.24/10,330.78 = 2,507.93/x
  3. Step 3: Cross multiply
    6,891.24x = 10,330.78 × 2,507.93
  4. Step 4: Simplify right side
    6,891.24x = 25,908,873.09
  5. Step 5: Solve for x
    x = 25,908,873.09/6,891.24
  6. Step 6: Final answer
    x = 3,759.68

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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.