Home / 7,370.12-11,051.94-3,906.56

Finding the Fourth Proportional to 7,370.12, 11,051.94 and 3,906.56

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Solution

The fourth proportional to 7,370.12, 11,051.94 and 3,906.56 is: 5,858.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,370.12 : 11,051.94 = 3,906.56 : x
  2. Step 2: Convert to fraction form
    7,370.12/11,051.94 = 3,906.56/x
  3. Step 3: Cross multiply
    7,370.12x = 11,051.94 × 3,906.56
  4. Step 4: Simplify right side
    7,370.12x = 43,175,066.73
  5. Step 5: Solve for x
    x = 43,175,066.73/7,370.12
  6. Step 6: Final answer
    x = 5,858.12

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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.