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Finding the Fourth Proportional to 9,906.37, 14,857.95 and 3,664.95

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Solution

The fourth proportional to 9,906.37, 14,857.95 and 3,664.95 is: 5,496.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906.37 : 14,857.95 = 3,664.95 : x
  2. Step 2: Convert to fraction form
    9,906.37/14,857.95 = 3,664.95/x
  3. Step 3: Cross multiply
    9,906.37x = 14,857.95 × 3,664.95
  4. Step 4: Simplify right side
    9,906.37x = 54,453,569.56
  5. Step 5: Solve for x
    x = 54,453,569.56/9,906.37
  6. Step 6: Final answer
    x = 5,496.83

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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.