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Finding the Fourth Proportional to 9,893.43, 14,843.25 and 4,351.43

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Solution

The fourth proportional to 9,893.43, 14,843.25 and 4,351.43 is: 6,528.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,893.43 : 14,843.25 = 4,351.43 : x
  2. Step 2: Convert to fraction form
    9,893.43/14,843.25 = 4,351.43/x
  3. Step 3: Cross multiply
    9,893.43x = 14,843.25 × 4,351.43
  4. Step 4: Simplify right side
    9,893.43x = 64,589,400.46
  5. Step 5: Solve for x
    x = 64,589,400.46/9,893.43
  6. Step 6: Final answer
    x = 6,528.51

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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.