Home / 5,268.35-7,270.25-2,910.53

Finding the Fourth Proportional to 5,268.35, 7,270.25 and 2,910.53

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Solution

The fourth proportional to 5,268.35, 7,270.25 and 2,910.53 is: 4,016.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.35 : 7,270.25 = 2,910.53 : x
  2. Step 2: Convert to fraction form
    5,268.35/7,270.25 = 2,910.53/x
  3. Step 3: Cross multiply
    5,268.35x = 7,270.25 × 2,910.53
  4. Step 4: Simplify right side
    5,268.35x = 21,160,229.83
  5. Step 5: Solve for x
    x = 21,160,229.83/5,268.35
  6. Step 6: Final answer
    x = 4,016.49

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1.5x scale

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.