Home / 11,709.44-17,560.66-6,371.74

Finding the Fourth Proportional to 11,709.44, 17,560.66 and 6,371.74

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Solution

The fourth proportional to 11,709.44, 17,560.66 and 6,371.74 is: 9,555.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,709.44 : 17,560.66 = 6,371.74 : x
  2. Step 2: Convert to fraction form
    11,709.44/17,560.66 = 6,371.74/x
  3. Step 3: Cross multiply
    11,709.44x = 17,560.66 × 6,371.74
  4. Step 4: Simplify right side
    11,709.44x = 111,891,959.75
  5. Step 5: Solve for x
    x = 111,891,959.75/11,709.44
  6. Step 6: Final answer
    x = 9,555.71

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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.