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Finding the Fourth Proportional to 7,261.72, 10,894.10 and 2,263.98

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Solution

The fourth proportional to 7,261.72, 10,894.10 and 2,263.98 is: 3,396.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.72 : 10,894.10 = 2,263.98 : x
  2. Step 2: Convert to fraction form
    7,261.72/10,894.10 = 2,263.98/x
  3. Step 3: Cross multiply
    7,261.72x = 10,894.10 × 2,263.98
  4. Step 4: Simplify right side
    7,261.72x = 24,664,024.52
  5. Step 5: Solve for x
    x = 24,664,024.52/7,261.72
  6. Step 6: Final answer
    x = 3,396.44

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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.