Home / 7,714.17-11,566.80-6,791.58

Finding the Fourth Proportional to 7,714.17, 11,566.80 and 6,791.58

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Solution

The fourth proportional to 7,714.17, 11,566.80 and 6,791.58 is: 10,183.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,714.17 : 11,566.80 = 6,791.58 : x
  2. Step 2: Convert to fraction form
    7,714.17/11,566.80 = 6,791.58/x
  3. Step 3: Cross multiply
    7,714.17x = 11,566.80 × 6,791.58
  4. Step 4: Simplify right side
    7,714.17x = 78,556,847.54
  5. Step 5: Solve for x
    x = 78,556,847.54/7,714.17
  6. Step 6: Final answer
    x = 10,183.45

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1.5x scale

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.