Home / 6,930.66-10,394.78-2,249.99

Finding the Fourth Proportional to 6,930.66, 10,394.78 and 2,249.99

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Solution

The fourth proportional to 6,930.66, 10,394.78 and 2,249.99 is: 3,374.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.66 : 10,394.78 = 2,249.99 : x
  2. Step 2: Convert to fraction form
    6,930.66/10,394.78 = 2,249.99/x
  3. Step 3: Cross multiply
    6,930.66x = 10,394.78 × 2,249.99
  4. Step 4: Simplify right side
    6,930.66x = 23,388,154.08
  5. Step 5: Solve for x
    x = 23,388,154.08/6,930.66
  6. Step 6: Final answer
    x = 3,374.59

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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.