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Finding the Fourth Proportional to 8,843.31, 13,265.73 and 4,457.97

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Solution

The fourth proportional to 8,843.31, 13,265.73 and 4,457.97 is: 6,687.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,843.31 : 13,265.73 = 4,457.97 : x
  2. Step 2: Convert to fraction form
    8,843.31/13,265.73 = 4,457.97/x
  3. Step 3: Cross multiply
    8,843.31x = 13,265.73 × 4,457.97
  4. Step 4: Simplify right side
    8,843.31x = 59,138,226.37
  5. Step 5: Solve for x
    x = 59,138,226.37/8,843.31
  6. Step 6: Final answer
    x = 6,687.34

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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.