Home / 7,691.24-11,536.72-2,144.44

Finding the Fourth Proportional to 7,691.24, 11,536.72 and 2,144.44

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Solution

The fourth proportional to 7,691.24, 11,536.72 and 2,144.44 is: 3,216.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691.24 : 11,536.72 = 2,144.44 : x
  2. Step 2: Convert to fraction form
    7,691.24/11,536.72 = 2,144.44/x
  3. Step 3: Cross multiply
    7,691.24x = 11,536.72 × 2,144.44
  4. Step 4: Simplify right side
    7,691.24x = 24,739,803.84
  5. Step 5: Solve for x
    x = 24,739,803.84/7,691.24
  6. Step 6: Final answer
    x = 3,216.62

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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.