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Finding the Fourth Proportional to 7,268.56, 10,893.56 and 3,983.94

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Solution

The fourth proportional to 7,268.56, 10,893.56 and 3,983.94 is: 5,970.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.56 : 10,893.56 = 3,983.94 : x
  2. Step 2: Convert to fraction form
    7,268.56/10,893.56 = 3,983.94/x
  3. Step 3: Cross multiply
    7,268.56x = 10,893.56 × 3,983.94
  4. Step 4: Simplify right side
    7,268.56x = 43,399,269.51
  5. Step 5: Solve for x
    x = 43,399,269.51/7,268.56
  6. Step 6: Final answer
    x = 5,970.82

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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.