Home / 9,906.76-14,858.46-2,979.64

Finding the Fourth Proportional to 9,906.76, 14,858.46 and 2,979.64

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Solution

The fourth proportional to 9,906.76, 14,858.46 and 2,979.64 is: 4,468.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906.76 : 14,858.46 = 2,979.64 : x
  2. Step 2: Convert to fraction form
    9,906.76/14,858.46 = 2,979.64/x
  3. Step 3: Cross multiply
    9,906.76x = 14,858.46 × 2,979.64
  4. Step 4: Simplify right side
    9,906.76x = 44,272,861.75
  5. Step 5: Solve for x
    x = 44,272,861.75/9,906.76
  6. Step 6: Final answer
    x = 4,468.95

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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.