Home / 7,696.30-11,539.76-3,015.44

Finding the Fourth Proportional to 7,696.30, 11,539.76 and 3,015.44

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Solution

The fourth proportional to 7,696.30, 11,539.76 and 3,015.44 is: 4,521.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,696.30 : 11,539.76 = 3,015.44 : x
  2. Step 2: Convert to fraction form
    7,696.30/11,539.76 = 3,015.44/x
  3. Step 3: Cross multiply
    7,696.30x = 11,539.76 × 3,015.44
  4. Step 4: Simplify right side
    7,696.30x = 34,797,453.89
  5. Step 5: Solve for x
    x = 34,797,453.89/7,696.30
  6. Step 6: Final answer
    x = 4,521.32

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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.