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Finding the Fourth Proportional to 7,369.95, 11,047.97 and 3,668.68

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Solution

The fourth proportional to 7,369.95, 11,047.97 and 3,668.68 is: 5,499.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.95 : 11,047.97 = 3,668.68 : x
  2. Step 2: Convert to fraction form
    7,369.95/11,047.97 = 3,668.68/x
  3. Step 3: Cross multiply
    7,369.95x = 11,047.97 × 3,668.68
  4. Step 4: Simplify right side
    7,369.95x = 40,531,466.58
  5. Step 5: Solve for x
    x = 40,531,466.58/7,369.95
  6. Step 6: Final answer
    x = 5,499.56

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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.