Home / 10,334.88-15,511.29-5,659.14

Finding the Fourth Proportional to 10,334.88, 15,511.29 and 5,659.14

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Solution

The fourth proportional to 10,334.88, 15,511.29 and 5,659.14 is: 8,493.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.88 : 15,511.29 = 5,659.14 : x
  2. Step 2: Convert to fraction form
    10,334.88/15,511.29 = 5,659.14/x
  3. Step 3: Cross multiply
    10,334.88x = 15,511.29 × 5,659.14
  4. Step 4: Simplify right side
    10,334.88x = 87,780,561.69
  5. Step 5: Solve for x
    x = 87,780,561.69/10,334.88
  6. Step 6: Final answer
    x = 8,493.62

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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.