Home / 4,268.25-6,403.30-1,635.76

Finding the Fourth Proportional to 4,268.25, 6,403.30 and 1,635.76

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Solution

The fourth proportional to 4,268.25, 6,403.30 and 1,635.76 is: 2,454.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.25 : 6,403.30 = 1,635.76 : x
  2. Step 2: Convert to fraction form
    4,268.25/6,403.30 = 1,635.76/x
  3. Step 3: Cross multiply
    4,268.25x = 6,403.30 × 1,635.76
  4. Step 4: Simplify right side
    4,268.25x = 10,474,265.92
  5. Step 5: Solve for x
    x = 10,474,265.92/4,268.25
  6. Step 6: Final answer
    x = 2,454.00

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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.