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Finding the Fourth Proportional to 7,295.22, 10,933.65 and 3,963.42

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Solution

The fourth proportional to 7,295.22, 10,933.65 and 3,963.42 is: 5,940.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295.22 : 10,933.65 = 3,963.42 : x
  2. Step 2: Convert to fraction form
    7,295.22/10,933.65 = 3,963.42/x
  3. Step 3: Cross multiply
    7,295.22x = 10,933.65 × 3,963.42
  4. Step 4: Simplify right side
    7,295.22x = 43,334,647.08
  5. Step 5: Solve for x
    x = 43,334,647.08/7,295.22
  6. Step 6: Final answer
    x = 5,940.14

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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.