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Finding the Fourth Proportional to 7,330.44, 10,993.34 and 3,865.80

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Solution

The fourth proportional to 7,330.44, 10,993.34 and 3,865.80 is: 5,797.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.44 : 10,993.34 = 3,865.80 : x
  2. Step 2: Convert to fraction form
    7,330.44/10,993.34 = 3,865.80/x
  3. Step 3: Cross multiply
    7,330.44x = 10,993.34 × 3,865.80
  4. Step 4: Simplify right side
    7,330.44x = 42,498,053.77
  5. Step 5: Solve for x
    x = 42,498,053.77/7,330.44
  6. Step 6: Final answer
    x = 5,797.48

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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.