Home / 10,447.56-15,674.04-3,873.96

Finding the Fourth Proportional to 10,447.56, 15,674.04 and 3,873.96

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Solution

The fourth proportional to 10,447.56, 15,674.04 and 3,873.96 is: 5,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.56 : 15,674.04 = 3,873.96 : x
  2. Step 2: Convert to fraction form
    10,447.56/15,674.04 = 3,873.96/x
  3. Step 3: Cross multiply
    10,447.56x = 15,674.04 × 3,873.96
  4. Step 4: Simplify right side
    10,447.56x = 60,720,604.00
  5. Step 5: Solve for x
    x = 60,720,604.00/10,447.56
  6. Step 6: Final answer
    x = 5,811.94

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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.