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Finding the Fourth Proportional to 7,263.91, 10,897.94 and 3,567.21

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Solution

The fourth proportional to 7,263.91, 10,897.94 and 3,567.21 is: 5,351.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.91 : 10,897.94 = 3,567.21 : x
  2. Step 2: Convert to fraction form
    7,263.91/10,897.94 = 3,567.21/x
  3. Step 3: Cross multiply
    7,263.91x = 10,897.94 × 3,567.21
  4. Step 4: Simplify right side
    7,263.91x = 38,875,240.55
  5. Step 5: Solve for x
    x = 38,875,240.55/7,263.91
  6. Step 6: Final answer
    x = 5,351.83

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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.