Home / 3,268.27-4,903.80-1,807.30

Finding the Fourth Proportional to 3,268.27, 4,903.80 and 1,807.30

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Solution

The fourth proportional to 3,268.27, 4,903.80 and 1,807.30 is: 2,711.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.27 : 4,903.80 = 1,807.30 : x
  2. Step 2: Convert to fraction form
    3,268.27/4,903.80 = 1,807.30/x
  3. Step 3: Cross multiply
    3,268.27x = 4,903.80 × 1,807.30
  4. Step 4: Simplify right side
    3,268.27x = 8,862,637.74
  5. Step 5: Solve for x
    x = 8,862,637.74/3,268.27
  6. Step 6: Final answer
    x = 2,711.72

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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.