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Finding the Fourth Proportional to 3,660.69, 5,493.23 and 3,362.92

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Solution

The fourth proportional to 3,660.69, 5,493.23 and 3,362.92 is: 5,046.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.69 : 5,493.23 = 3,362.92 : x
  2. Step 2: Convert to fraction form
    3,660.69/5,493.23 = 3,362.92/x
  3. Step 3: Cross multiply
    3,660.69x = 5,493.23 × 3,362.92
  4. Step 4: Simplify right side
    3,660.69x = 18,473,307.99
  5. Step 5: Solve for x
    x = 18,473,307.99/3,660.69
  6. Step 6: Final answer
    x = 5,046.40

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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.