Home / 7,818.11-11,725.11-2,269.96

Finding the Fourth Proportional to 7,818.11, 11,725.11 and 2,269.96

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Solution

The fourth proportional to 7,818.11, 11,725.11 and 2,269.96 is: 3,404.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,818.11 : 11,725.11 = 2,269.96 : x
  2. Step 2: Convert to fraction form
    7,818.11/11,725.11 = 2,269.96/x
  3. Step 3: Cross multiply
    7,818.11x = 11,725.11 × 2,269.96
  4. Step 4: Simplify right side
    7,818.11x = 26,615,514.86
  5. Step 5: Solve for x
    x = 26,615,514.86/7,818.11
  6. Step 6: Final answer
    x = 3,404.34

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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.