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Finding the Fourth Proportional to 9,919.53, 14,879.24 and 2,523.93

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Solution

The fourth proportional to 9,919.53, 14,879.24 and 2,523.93 is: 3,785.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919.53 : 14,879.24 = 2,523.93 : x
  2. Step 2: Convert to fraction form
    9,919.53/14,879.24 = 2,523.93/x
  3. Step 3: Cross multiply
    9,919.53x = 14,879.24 × 2,523.93
  4. Step 4: Simplify right side
    9,919.53x = 37,554,147.59
  5. Step 5: Solve for x
    x = 37,554,147.59/9,919.53
  6. Step 6: Final answer
    x = 3,785.88

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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.