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Finding the Fourth Proportional to 7,392.96, 11,092.14 and 3,497.67

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Solution

The fourth proportional to 7,392.96, 11,092.14 and 3,497.67 is: 5,247.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.96 : 11,092.14 = 3,497.67 : x
  2. Step 2: Convert to fraction form
    7,392.96/11,092.14 = 3,497.67/x
  3. Step 3: Cross multiply
    7,392.96x = 11,092.14 × 3,497.67
  4. Step 4: Simplify right side
    7,392.96x = 38,796,645.31
  5. Step 5: Solve for x
    x = 38,796,645.31/7,392.96
  6. Step 6: Final answer
    x = 5,247.78

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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.