Home / 5,268.43-7,902.65-1,372.83

Finding the Fourth Proportional to 5,268.43, 7,902.65 and 1,372.83

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Solution

The fourth proportional to 5,268.43, 7,902.65 and 1,372.83 is: 2,059.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.43 : 7,902.65 = 1,372.83 : x
  2. Step 2: Convert to fraction form
    5,268.43/7,902.65 = 1,372.83/x
  3. Step 3: Cross multiply
    5,268.43x = 7,902.65 × 1,372.83
  4. Step 4: Simplify right side
    5,268.43x = 10,848,995.00
  5. Step 5: Solve for x
    x = 10,848,995.00/5,268.43
  6. Step 6: Final answer
    x = 2,059.25

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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.