Home / 6,891.75-10,329.39-2,506.82

Finding the Fourth Proportional to 6,891.75, 10,329.39 and 2,506.82

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Solution

The fourth proportional to 6,891.75, 10,329.39 and 2,506.82 is: 3,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.75 : 10,329.39 = 2,506.82 : x
  2. Step 2: Convert to fraction form
    6,891.75/10,329.39 = 2,506.82/x
  3. Step 3: Cross multiply
    6,891.75x = 10,329.39 × 2,506.82
  4. Step 4: Simplify right side
    6,891.75x = 25,893,869.79
  5. Step 5: Solve for x
    x = 25,893,869.79/6,891.75
  6. Step 6: Final answer
    x = 3,757.23

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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.