Home / 6,910.92-9,536.13-3,927.02

Finding the Fourth Proportional to 6,910.92, 9,536.13 and 3,927.02

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Solution

The fourth proportional to 6,910.92, 9,536.13 and 3,927.02 is: 5,418.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.92 : 9,536.13 = 3,927.02 : x
  2. Step 2: Convert to fraction form
    6,910.92/9,536.13 = 3,927.02/x
  3. Step 3: Cross multiply
    6,910.92x = 9,536.13 × 3,927.02
  4. Step 4: Simplify right side
    6,910.92x = 37,448,525.55
  5. Step 5: Solve for x
    x = 37,448,525.55/6,910.92
  6. Step 6: Final answer
    x = 5,418.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.