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Finding the Fourth Proportional to 7,304.54, 10,953.92 and 3,144.86

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Solution

The fourth proportional to 7,304.54, 10,953.92 and 3,144.86 is: 4,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,304.54 : 10,953.92 = 3,144.86 : x
  2. Step 2: Convert to fraction form
    7,304.54/10,953.92 = 3,144.86/x
  3. Step 3: Cross multiply
    7,304.54x = 10,953.92 × 3,144.86
  4. Step 4: Simplify right side
    7,304.54x = 34,448,544.85
  5. Step 5: Solve for x
    x = 34,448,544.85/7,304.54
  6. Step 6: Final answer
    x = 4,716.05

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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.