Home / 3,268.80-4,903.18-1,077.71

Finding the Fourth Proportional to 3,268.80, 4,903.18 and 1,077.71

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Solution

The fourth proportional to 3,268.80, 4,903.18 and 1,077.71 is: 1,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.80 : 4,903.18 = 1,077.71 : x
  2. Step 2: Convert to fraction form
    3,268.80/4,903.18 = 1,077.71/x
  3. Step 3: Cross multiply
    3,268.80x = 4,903.18 × 1,077.71
  4. Step 4: Simplify right side
    3,268.80x = 5,284,178.91
  5. Step 5: Solve for x
    x = 5,284,178.91/3,268.80
  6. Step 6: Final answer
    x = 1,616.55

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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.