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Finding the Fourth Proportional to 7,287.84, 10,936.62 and 3,592.62

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Solution

The fourth proportional to 7,287.84, 10,936.62 and 3,592.62 is: 5,391.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.84 : 10,936.62 = 3,592.62 : x
  2. Step 2: Convert to fraction form
    7,287.84/10,936.62 = 3,592.62/x
  3. Step 3: Cross multiply
    7,287.84x = 10,936.62 × 3,592.62
  4. Step 4: Simplify right side
    7,287.84x = 39,291,119.74
  5. Step 5: Solve for x
    x = 39,291,119.74/7,287.84
  6. Step 6: Final answer
    x = 5,391.33

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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.