Home / 10,531.67-15,786.16-5,596.34

Finding the Fourth Proportional to 10,531.67, 15,786.16 and 5,596.34

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Solution

The fourth proportional to 10,531.67, 15,786.16 and 5,596.34 is: 8,388.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.67 : 15,786.16 = 5,596.34 : x
  2. Step 2: Convert to fraction form
    10,531.67/15,786.16 = 5,596.34/x
  3. Step 3: Cross multiply
    10,531.67x = 15,786.16 × 5,596.34
  4. Step 4: Simplify right side
    10,531.67x = 88,344,625.73
  5. Step 5: Solve for x
    x = 88,344,625.73/10,531.67
  6. Step 6: Final answer
    x = 8,388.48

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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.