Home / 10,609.18-15,913.82-3,589.26

Finding the Fourth Proportional to 10,609.18, 15,913.82 and 3,589.26

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Solution

The fourth proportional to 10,609.18, 15,913.82 and 3,589.26 is: 5,383.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609.18 : 15,913.82 = 3,589.26 : x
  2. Step 2: Convert to fraction form
    10,609.18/15,913.82 = 3,589.26/x
  3. Step 3: Cross multiply
    10,609.18x = 15,913.82 × 3,589.26
  4. Step 4: Simplify right side
    10,609.18x = 57,118,856.20
  5. Step 5: Solve for x
    x = 57,118,856.20/10,609.18
  6. Step 6: Final answer
    x = 5,383.91

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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.