Home / 7,207.83-10,811.34-2,528.06

Finding the Fourth Proportional to 7,207.83, 10,811.34 and 2,528.06

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Solution

The fourth proportional to 7,207.83, 10,811.34 and 2,528.06 is: 3,791.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.83 : 10,811.34 = 2,528.06 : x
  2. Step 2: Convert to fraction form
    7,207.83/10,811.34 = 2,528.06/x
  3. Step 3: Cross multiply
    7,207.83x = 10,811.34 × 2,528.06
  4. Step 4: Simplify right side
    7,207.83x = 27,331,662.14
  5. Step 5: Solve for x
    x = 27,331,662.14/7,207.83
  6. Step 6: Final answer
    x = 3,791.94

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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.