Home / 7,181.11-10,760.01-6,911.38

Finding the Fourth Proportional to 7,181.11, 10,760.01 and 6,911.38

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Solution

The fourth proportional to 7,181.11, 10,760.01 and 6,911.38 is: 10,355.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181.11 : 10,760.01 = 6,911.38 : x
  2. Step 2: Convert to fraction form
    7,181.11/10,760.01 = 6,911.38/x
  3. Step 3: Cross multiply
    7,181.11x = 10,760.01 × 6,911.38
  4. Step 4: Simplify right side
    7,181.11x = 74,366,517.91
  5. Step 5: Solve for x
    x = 74,366,517.91/7,181.11
  6. Step 6: Final answer
    x = 10,355.85

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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.