Home / 11,679.49-17,508.82-4,282.22

Finding the Fourth Proportional to 11,679.49, 17,508.82 and 4,282.22

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Solution

The fourth proportional to 11,679.49, 17,508.82 and 4,282.22 is: 6,419.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679.49 : 17,508.82 = 4,282.22 : x
  2. Step 2: Convert to fraction form
    11,679.49/17,508.82 = 4,282.22/x
  3. Step 3: Cross multiply
    11,679.49x = 17,508.82 × 4,282.22
  4. Step 4: Simplify right side
    11,679.49x = 74,976,597.77
  5. Step 5: Solve for x
    x = 74,976,597.77/11,679.49
  6. Step 6: Final answer
    x = 6,419.51

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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.