Home / 10,269.86-15,406.68-3,251.64

Finding the Fourth Proportional to 10,269.86, 15,406.68 and 3,251.64

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Solution

The fourth proportional to 10,269.86, 15,406.68 and 3,251.64 is: 4,878.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269.86 : 15,406.68 = 3,251.64 : x
  2. Step 2: Convert to fraction form
    10,269.86/15,406.68 = 3,251.64/x
  3. Step 3: Cross multiply
    10,269.86x = 15,406.68 × 3,251.64
  4. Step 4: Simplify right side
    10,269.86x = 50,096,976.96
  5. Step 5: Solve for x
    x = 50,096,976.96/10,269.86
  6. Step 6: Final answer
    x = 4,878.06

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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.