Home / 10,359.50-15,539.62-3,433.82

Finding the Fourth Proportional to 10,359.50, 15,539.62 and 3,433.82

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Solution

The fourth proportional to 10,359.50, 15,539.62 and 3,433.82 is: 5,150.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.50 : 15,539.62 = 3,433.82 : x
  2. Step 2: Convert to fraction form
    10,359.50/15,539.62 = 3,433.82/x
  3. Step 3: Cross multiply
    10,359.50x = 15,539.62 × 3,433.82
  4. Step 4: Simplify right side
    10,359.50x = 53,360,257.95
  5. Step 5: Solve for x
    x = 53,360,257.95/10,359.50
  6. Step 6: Final answer
    x = 5,150.85

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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.