Home / 5,268.29-7,270.41-3,030.72

Finding the Fourth Proportional to 5,268.29, 7,270.41 and 3,030.72

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Solution

The fourth proportional to 5,268.29, 7,270.41 and 3,030.72 is: 4,182.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.29 : 7,270.41 = 3,030.72 : x
  2. Step 2: Convert to fraction form
    5,268.29/7,270.41 = 3,030.72/x
  3. Step 3: Cross multiply
    5,268.29x = 7,270.41 × 3,030.72
  4. Step 4: Simplify right side
    5,268.29x = 22,034,544.05
  5. Step 5: Solve for x
    x = 22,034,544.05/5,268.29
  6. Step 6: Final answer
    x = 4,182.48

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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.