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Finding the Fourth Proportional to 7,696.23, 11,555.28 and 7,343.88

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Solution

The fourth proportional to 7,696.23, 11,555.28 and 7,343.88 is: 11,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,696.23 : 11,555.28 = 7,343.88 : x
  2. Step 2: Convert to fraction form
    7,696.23/11,555.28 = 7,343.88/x
  3. Step 3: Cross multiply
    7,696.23x = 11,555.28 × 7,343.88
  4. Step 4: Simplify right side
    7,696.23x = 84,860,589.69
  5. Step 5: Solve for x
    x = 84,860,589.69/7,696.23
  6. Step 6: Final answer
    x = 11,026.25

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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.