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Finding the Fourth Proportional to 9,046, 12,481.32 and 5,266.84

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Solution

The fourth proportional to 9,046, 12,481.32 and 5,266.84 is: 7,266.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,046 : 12,481.32 = 5,266.84 : x
  2. Step 2: Convert to fraction form
    9,046/12,481.32 = 5,266.84/x
  3. Step 3: Cross multiply
    9,046x = 12,481.32 × 5,266.84
  4. Step 4: Simplify right side
    9,046x = 65,737,115.43
  5. Step 5: Solve for x
    x = 65,737,115.43/9,046
  6. Step 6: Final answer
    x = 7,266.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.