Home / 7,277.10-10,906.20-3,373.20

Finding the Fourth Proportional to 7,277.10, 10,906.20 and 3,373.20

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Solution

The fourth proportional to 7,277.10, 10,906.20 and 3,373.20 is: 5,055.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.10 : 10,906.20 = 3,373.20 : x
  2. Step 2: Convert to fraction form
    7,277.10/10,906.20 = 3,373.20/x
  3. Step 3: Cross multiply
    7,277.10x = 10,906.20 × 3,373.20
  4. Step 4: Simplify right side
    7,277.10x = 36,788,793.84
  5. Step 5: Solve for x
    x = 36,788,793.84/7,277.10
  6. Step 6: Final answer
    x = 5,055.42

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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.