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Finding the Fourth Proportional to 7,896.02, 11,843.92 and 4,569.26

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Solution

The fourth proportional to 7,896.02, 11,843.92 and 4,569.26 is: 6,853.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896.02 : 11,843.92 = 4,569.26 : x
  2. Step 2: Convert to fraction form
    7,896.02/11,843.92 = 4,569.26/x
  3. Step 3: Cross multiply
    7,896.02x = 11,843.92 × 4,569.26
  4. Step 4: Simplify right side
    7,896.02x = 54,117,949.90
  5. Step 5: Solve for x
    x = 54,117,949.90/7,896.02
  6. Step 6: Final answer
    x = 6,853.83

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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.