Home / 2,268.09-3,398.94-1,803.81

Finding the Fourth Proportional to 2,268.09, 3,398.94 and 1,803.81

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Solution

The fourth proportional to 2,268.09, 3,398.94 and 1,803.81 is: 2,703.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.09 : 3,398.94 = 1,803.81 : x
  2. Step 2: Convert to fraction form
    2,268.09/3,398.94 = 1,803.81/x
  3. Step 3: Cross multiply
    2,268.09x = 3,398.94 × 1,803.81
  4. Step 4: Simplify right side
    2,268.09x = 6,131,041.96
  5. Step 5: Solve for x
    x = 6,131,041.96/2,268.09
  6. Step 6: Final answer
    x = 2,703.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.