Home / 7,691.28-11,536.34-3,010.39

Finding the Fourth Proportional to 7,691.28, 11,536.34 and 3,010.39

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Solution

The fourth proportional to 7,691.28, 11,536.34 and 3,010.39 is: 4,515.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,691.28 : 11,536.34 = 3,010.39 : x
  2. Step 2: Convert to fraction form
    7,691.28/11,536.34 = 3,010.39/x
  3. Step 3: Cross multiply
    7,691.28x = 11,536.34 × 3,010.39
  4. Step 4: Simplify right side
    7,691.28x = 34,728,882.57
  5. Step 5: Solve for x
    x = 34,728,882.57/7,691.28
  6. Step 6: Final answer
    x = 4,515.36

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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.