Home / 3,782.96-5,669.20-3,224.76

Finding the Fourth Proportional to 3,782.96, 5,669.20 and 3,224.76

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Solution

The fourth proportional to 3,782.96, 5,669.20 and 3,224.76 is: 4,832.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782.96 : 5,669.20 = 3,224.76 : x
  2. Step 2: Convert to fraction form
    3,782.96/5,669.20 = 3,224.76/x
  3. Step 3: Cross multiply
    3,782.96x = 5,669.20 × 3,224.76
  4. Step 4: Simplify right side
    3,782.96x = 18,281,809.39
  5. Step 5: Solve for x
    x = 18,281,809.39/3,782.96
  6. Step 6: Final answer
    x = 4,832.67

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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.