Home / 9,696.62-13,377.98-5,716.89

Finding the Fourth Proportional to 9,696.62, 13,377.98 and 5,716.89

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Solution

The fourth proportional to 9,696.62, 13,377.98 and 5,716.89 is: 7,887.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,696.62 : 13,377.98 = 5,716.89 : x
  2. Step 2: Convert to fraction form
    9,696.62/13,377.98 = 5,716.89/x
  3. Step 3: Cross multiply
    9,696.62x = 13,377.98 × 5,716.89
  4. Step 4: Simplify right side
    9,696.62x = 76,480,440.08
  5. Step 5: Solve for x
    x = 76,480,440.08/9,696.62
  6. Step 6: Final answer
    x = 7,887.33

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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.