Home / 7,701.43-11,553.74-2,771.11

Finding the Fourth Proportional to 7,701.43, 11,553.74 and 2,771.11

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Solution

The fourth proportional to 7,701.43, 11,553.74 and 2,771.11 is: 4,157.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.43 : 11,553.74 = 2,771.11 : x
  2. Step 2: Convert to fraction form
    7,701.43/11,553.74 = 2,771.11/x
  3. Step 3: Cross multiply
    7,701.43x = 11,553.74 × 2,771.11
  4. Step 4: Simplify right side
    7,701.43x = 32,016,695.43
  5. Step 5: Solve for x
    x = 32,016,695.43/7,701.43
  6. Step 6: Final answer
    x = 4,157.24

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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.