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Finding the Fourth Proportional to 7,243.69, 10,863.21 and 3,733.23

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Solution

The fourth proportional to 7,243.69, 10,863.21 and 3,733.23 is: 5,598.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.69 : 10,863.21 = 3,733.23 : x
  2. Step 2: Convert to fraction form
    7,243.69/10,863.21 = 3,733.23/x
  3. Step 3: Cross multiply
    7,243.69x = 10,863.21 × 3,733.23
  4. Step 4: Simplify right side
    7,243.69x = 40,554,861.47
  5. Step 5: Solve for x
    x = 40,554,861.47/7,243.69
  6. Step 6: Final answer
    x = 5,598.65

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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.