Home / 5,268.30-7,893.81-2,799.42

Finding the Fourth Proportional to 5,268.30, 7,893.81 and 2,799.42

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Solution

The fourth proportional to 5,268.30, 7,893.81 and 2,799.42 is: 4,194.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.30 : 7,893.81 = 2,799.42 : x
  2. Step 2: Convert to fraction form
    5,268.30/7,893.81 = 2,799.42/x
  3. Step 3: Cross multiply
    5,268.30x = 7,893.81 × 2,799.42
  4. Step 4: Simplify right side
    5,268.30x = 22,098,089.59
  5. Step 5: Solve for x
    x = 22,098,089.59/5,268.30
  6. Step 6: Final answer
    x = 4,194.54

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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.