Home / 5,268.19-7,269.87-2,910.28

Finding the Fourth Proportional to 5,268.19, 7,269.87 and 2,910.28

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Solution

The fourth proportional to 5,268.19, 7,269.87 and 2,910.28 is: 4,016.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.19 : 7,269.87 = 2,910.28 : x
  2. Step 2: Convert to fraction form
    5,268.19/7,269.87 = 2,910.28/x
  3. Step 3: Cross multiply
    5,268.19x = 7,269.87 × 2,910.28
  4. Step 4: Simplify right side
    5,268.19x = 21,157,357.26
  5. Step 5: Solve for x
    x = 21,157,357.26/5,268.19
  6. Step 6: Final answer
    x = 4,016.06

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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.