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Finding the Fourth Proportional to 7,594.68, 11,321.61 and 7,474.73

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Solution

The fourth proportional to 7,594.68, 11,321.61 and 7,474.73 is: 11,142.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,594.68 : 11,321.61 = 7,474.73 : x
  2. Step 2: Convert to fraction form
    7,594.68/11,321.61 = 7,474.73/x
  3. Step 3: Cross multiply
    7,594.68x = 11,321.61 × 7,474.73
  4. Step 4: Simplify right side
    7,594.68x = 84,625,940.54
  5. Step 5: Solve for x
    x = 84,625,940.54/7,594.68
  6. Step 6: Final answer
    x = 11,142.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.