Home / 9,906.94-14,867.90-3,670.74

Finding the Fourth Proportional to 9,906.94, 14,867.90 and 3,670.74

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Solution

The fourth proportional to 9,906.94, 14,867.90 and 3,670.74 is: 5,508.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906.94 : 14,867.90 = 3,670.74 : x
  2. Step 2: Convert to fraction form
    9,906.94/14,867.90 = 3,670.74/x
  3. Step 3: Cross multiply
    9,906.94x = 14,867.90 × 3,670.74
  4. Step 4: Simplify right side
    9,906.94x = 54,576,195.25
  5. Step 5: Solve for x
    x = 54,576,195.25/9,906.94
  6. Step 6: Final answer
    x = 5,508.89

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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.