Home / 6,911.97-10,367.86-1,717.85

Finding the Fourth Proportional to 6,911.97, 10,367.86 and 1,717.85

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Solution

The fourth proportional to 6,911.97, 10,367.86 and 1,717.85 is: 2,576.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.97 : 10,367.86 = 1,717.85 : x
  2. Step 2: Convert to fraction form
    6,911.97/10,367.86 = 1,717.85/x
  3. Step 3: Cross multiply
    6,911.97x = 10,367.86 × 1,717.85
  4. Step 4: Simplify right side
    6,911.97x = 17,810,428.30
  5. Step 5: Solve for x
    x = 17,810,428.30/6,911.97
  6. Step 6: Final answer
    x = 2,576.75

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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.