Home / 6,910.76-10,367.64-2,231.03

Finding the Fourth Proportional to 6,910.76, 10,367.64 and 2,231.03

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Solution

The fourth proportional to 6,910.76, 10,367.64 and 2,231.03 is: 3,347.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.76 : 10,367.64 = 2,231.03 : x
  2. Step 2: Convert to fraction form
    6,910.76/10,367.64 = 2,231.03/x
  3. Step 3: Cross multiply
    6,910.76x = 10,367.64 × 2,231.03
  4. Step 4: Simplify right side
    6,910.76x = 23,130,541.79
  5. Step 5: Solve for x
    x = 23,130,541.79/6,910.76
  6. Step 6: Final answer
    x = 3,347.03

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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.