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Finding the Fourth Proportional to 11,468.56, 15,835.95 and 9,344.44

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Solution

The fourth proportional to 11,468.56, 15,835.95 and 9,344.44 is: 12,902.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,468.56 : 15,835.95 = 9,344.44 : x
  2. Step 2: Convert to fraction form
    11,468.56/15,835.95 = 9,344.44/x
  3. Step 3: Cross multiply
    11,468.56x = 15,835.95 × 9,344.44
  4. Step 4: Simplify right side
    11,468.56x = 147,978,084.62
  5. Step 5: Solve for x
    x = 147,978,084.62/11,468.56
  6. Step 6: Final answer
    x = 12,902.94

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1.5x scale

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.