Home / 6,960.72-10,440.92-1,766.58

Finding the Fourth Proportional to 6,960.72, 10,440.92 and 1,766.58

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Solution

The fourth proportional to 6,960.72, 10,440.92 and 1,766.58 is: 2,649.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.72 : 10,440.92 = 1,766.58 : x
  2. Step 2: Convert to fraction form
    6,960.72/10,440.92 = 1,766.58/x
  3. Step 3: Cross multiply
    6,960.72x = 10,440.92 × 1,766.58
  4. Step 4: Simplify right side
    6,960.72x = 18,444,720.45
  5. Step 5: Solve for x
    x = 18,444,720.45/6,960.72
  6. Step 6: Final answer
    x = 2,649.83

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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.