Home / 7,904.82-11,858.03-2,357.19

Finding the Fourth Proportional to 7,904.82, 11,858.03 and 2,357.19

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Solution

The fourth proportional to 7,904.82, 11,858.03 and 2,357.19 is: 3,536.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.82 : 11,858.03 = 2,357.19 : x
  2. Step 2: Convert to fraction form
    7,904.82/11,858.03 = 2,357.19/x
  3. Step 3: Cross multiply
    7,904.82x = 11,858.03 × 2,357.19
  4. Step 4: Simplify right side
    7,904.82x = 27,951,617.95
  5. Step 5: Solve for x
    x = 27,951,617.95/7,904.82
  6. Step 6: Final answer
    x = 3,536.02

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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.