Home / 7,954.64-11,933.18-2,616.14

Finding the Fourth Proportional to 7,954.64, 11,933.18 and 2,616.14

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Solution

The fourth proportional to 7,954.64, 11,933.18 and 2,616.14 is: 3,924.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,954.64 : 11,933.18 = 2,616.14 : x
  2. Step 2: Convert to fraction form
    7,954.64/11,933.18 = 2,616.14/x
  3. Step 3: Cross multiply
    7,954.64x = 11,933.18 × 2,616.14
  4. Step 4: Simplify right side
    7,954.64x = 31,218,869.53
  5. Step 5: Solve for x
    x = 31,218,869.53/7,954.64
  6. Step 6: Final answer
    x = 3,924.61

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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.