Home / 3,577.38-5,368.49-1,268.88

Finding the Fourth Proportional to 3,577.38, 5,368.49 and 1,268.88

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Solution

The fourth proportional to 3,577.38, 5,368.49 and 1,268.88 is: 1,904.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.38 : 5,368.49 = 1,268.88 : x
  2. Step 2: Convert to fraction form
    3,577.38/5,368.49 = 1,268.88/x
  3. Step 3: Cross multiply
    3,577.38x = 5,368.49 × 1,268.88
  4. Step 4: Simplify right side
    3,577.38x = 6,811,969.59
  5. Step 5: Solve for x
    x = 6,811,969.59/3,577.38
  6. Step 6: Final answer
    x = 1,904.18

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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.