Home / 7,736.66-11,603.25-2,188.52

Finding the Fourth Proportional to 7,736.66, 11,603.25 and 2,188.52

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Solution

The fourth proportional to 7,736.66, 11,603.25 and 2,188.52 is: 3,282.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.66 : 11,603.25 = 2,188.52 : x
  2. Step 2: Convert to fraction form
    7,736.66/11,603.25 = 2,188.52/x
  3. Step 3: Cross multiply
    7,736.66x = 11,603.25 × 2,188.52
  4. Step 4: Simplify right side
    7,736.66x = 25,393,930.19
  5. Step 5: Solve for x
    x = 25,393,930.19/7,736.66
  6. Step 6: Final answer
    x = 3,282.28

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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.