Home / 4,268.39-6,403.44-1,635.79

Finding the Fourth Proportional to 4,268.39, 6,403.44 and 1,635.79

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Solution

The fourth proportional to 4,268.39, 6,403.44 and 1,635.79 is: 2,454.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.39 : 6,403.44 = 1,635.79 : x
  2. Step 2: Convert to fraction form
    4,268.39/6,403.44 = 1,635.79/x
  3. Step 3: Cross multiply
    4,268.39x = 6,403.44 × 1,635.79
  4. Step 4: Simplify right side
    4,268.39x = 10,474,658.04
  5. Step 5: Solve for x
    x = 10,474,658.04/4,268.39
  6. Step 6: Final answer
    x = 2,454.01

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1.5x scale

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.