Home / 4,268.45-6,403.30-1,346.09

Finding the Fourth Proportional to 4,268.45, 6,403.30 and 1,346.09

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Solution

The fourth proportional to 4,268.45, 6,403.30 and 1,346.09 is: 2,019.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.45 : 6,403.30 = 1,346.09 : x
  2. Step 2: Convert to fraction form
    4,268.45/6,403.30 = 1,346.09/x
  3. Step 3: Cross multiply
    4,268.45x = 6,403.30 × 1,346.09
  4. Step 4: Simplify right side
    4,268.45x = 8,619,382.72
  5. Step 5: Solve for x
    x = 8,619,382.72/4,268.45
  6. Step 6: Final answer
    x = 2,019.32

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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.