Home / 6,910.05-9,536.11-3,925.79

Finding the Fourth Proportional to 6,910.05, 9,536.11 and 3,925.79

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Solution

The fourth proportional to 6,910.05, 9,536.11 and 3,925.79 is: 5,417.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.05 : 9,536.11 = 3,925.79 : x
  2. Step 2: Convert to fraction form
    6,910.05/9,536.11 = 3,925.79/x
  3. Step 3: Cross multiply
    6,910.05x = 9,536.11 × 3,925.79
  4. Step 4: Simplify right side
    6,910.05x = 37,436,765.28
  5. Step 5: Solve for x
    x = 37,436,765.28/6,910.05
  6. Step 6: Final answer
    x = 5,417.73

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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.