Home / 7,937.04-11,906.20-2,742.96

Finding the Fourth Proportional to 7,937.04, 11,906.20 and 2,742.96

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Solution

The fourth proportional to 7,937.04, 11,906.20 and 2,742.96 is: 4,114.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.04 : 11,906.20 = 2,742.96 : x
  2. Step 2: Convert to fraction form
    7,937.04/11,906.20 = 2,742.96/x
  3. Step 3: Cross multiply
    7,937.04x = 11,906.20 × 2,742.96
  4. Step 4: Simplify right side
    7,937.04x = 32,658,230.35
  5. Step 5: Solve for x
    x = 32,658,230.35/7,937.04
  6. Step 6: Final answer
    x = 4,114.66

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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.