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Finding the Fourth Proportional to 7,244.62, 10,866.93 and 3,955.92

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Solution

The fourth proportional to 7,244.62, 10,866.93 and 3,955.92 is: 5,933.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244.62 : 10,866.93 = 3,955.92 : x
  2. Step 2: Convert to fraction form
    7,244.62/10,866.93 = 3,955.92/x
  3. Step 3: Cross multiply
    7,244.62x = 10,866.93 × 3,955.92
  4. Step 4: Simplify right side
    7,244.62x = 42,988,705.73
  5. Step 5: Solve for x
    x = 42,988,705.73/7,244.62
  6. Step 6: Final answer
    x = 5,933.88

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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.