Home / 6,912.18-10,367.91-1,717.74

Finding the Fourth Proportional to 6,912.18, 10,367.91 and 1,717.74

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Solution

The fourth proportional to 6,912.18, 10,367.91 and 1,717.74 is: 2,576.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.18 : 10,367.91 = 1,717.74 : x
  2. Step 2: Convert to fraction form
    6,912.18/10,367.91 = 1,717.74/x
  3. Step 3: Cross multiply
    6,912.18x = 10,367.91 × 1,717.74
  4. Step 4: Simplify right side
    6,912.18x = 17,809,373.72
  5. Step 5: Solve for x
    x = 17,809,373.72/6,912.18
  6. Step 6: Final answer
    x = 2,576.52

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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.