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Finding the Fourth Proportional to 7,552.71, 11,329.07 and 2,936.79

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Solution

The fourth proportional to 7,552.71, 11,329.07 and 2,936.79 is: 4,405.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,552.71 : 11,329.07 = 2,936.79 : x
  2. Step 2: Convert to fraction form
    7,552.71/11,329.07 = 2,936.79/x
  3. Step 3: Cross multiply
    7,552.71x = 11,329.07 × 2,936.79
  4. Step 4: Simplify right side
    7,552.71x = 33,271,084.80
  5. Step 5: Solve for x
    x = 33,271,084.80/7,552.71
  6. Step 6: Final answer
    x = 4,405.19

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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.