Home / 8,742.48-13,113.70-3,202.03

Finding the Fourth Proportional to 8,742.48, 13,113.70 and 3,202.03

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Solution

The fourth proportional to 8,742.48, 13,113.70 and 3,202.03 is: 4,803.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742.48 : 13,113.70 = 3,202.03 : x
  2. Step 2: Convert to fraction form
    8,742.48/13,113.70 = 3,202.03/x
  3. Step 3: Cross multiply
    8,742.48x = 13,113.70 × 3,202.03
  4. Step 4: Simplify right side
    8,742.48x = 41,990,469.20
  5. Step 5: Solve for x
    x = 41,990,469.20/8,742.48
  6. Step 6: Final answer
    x = 4,803.04

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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.