Home / 5,265.27-7,268.40-3,141.54

Finding the Fourth Proportional to 5,265.27, 7,268.40 and 3,141.54

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Solution

The fourth proportional to 5,265.27, 7,268.40 and 3,141.54 is: 4,336.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.27 : 7,268.40 = 3,141.54 : x
  2. Step 2: Convert to fraction form
    5,265.27/7,268.40 = 3,141.54/x
  3. Step 3: Cross multiply
    5,265.27x = 7,268.40 × 3,141.54
  4. Step 4: Simplify right side
    5,265.27x = 22,833,969.34
  5. Step 5: Solve for x
    x = 22,833,969.34/5,265.27
  6. Step 6: Final answer
    x = 4,336.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.