Home / 10,268.91-15,403.95-3,249.12

Finding the Fourth Proportional to 10,268.91, 15,403.95 and 3,249.12

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Solution

The fourth proportional to 10,268.91, 15,403.95 and 3,249.12 is: 4,873.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.91 : 15,403.95 = 3,249.12 : x
  2. Step 2: Convert to fraction form
    10,268.91/15,403.95 = 3,249.12/x
  3. Step 3: Cross multiply
    10,268.91x = 15,403.95 × 3,249.12
  4. Step 4: Simplify right side
    10,268.91x = 50,049,282.02
  5. Step 5: Solve for x
    x = 50,049,282.02/10,268.91
  6. Step 6: Final answer
    x = 4,873.87

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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.