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Finding the Fourth Proportional to 9,807.88, 14,718.43 and 3,651.88

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Solution

The fourth proportional to 9,807.88, 14,718.43 and 3,651.88 is: 5,480.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,807.88 : 14,718.43 = 3,651.88 : x
  2. Step 2: Convert to fraction form
    9,807.88/14,718.43 = 3,651.88/x
  3. Step 3: Cross multiply
    9,807.88x = 14,718.43 × 3,651.88
  4. Step 4: Simplify right side
    9,807.88x = 53,749,857.43
  5. Step 5: Solve for x
    x = 53,749,857.43/9,807.88
  6. Step 6: Final answer
    x = 5,480.28

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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.