Home / 5,268.91-7,267.78-3,378.51

Finding the Fourth Proportional to 5,268.91, 7,267.78 and 3,378.51

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Solution

The fourth proportional to 5,268.91, 7,267.78 and 3,378.51 is: 4,660.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.91 : 7,267.78 = 3,378.51 : x
  2. Step 2: Convert to fraction form
    5,268.91/7,267.78 = 3,378.51/x
  3. Step 3: Cross multiply
    5,268.91x = 7,267.78 × 3,378.51
  4. Step 4: Simplify right side
    5,268.91x = 24,554,267.41
  5. Step 5: Solve for x
    x = 24,554,267.41/5,268.91
  6. Step 6: Final answer
    x = 4,660.22

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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.