Home / 10,588.88-15,890.58-3,663.38

Finding the Fourth Proportional to 10,588.88, 15,890.58 and 3,663.38

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Solution

The fourth proportional to 10,588.88, 15,890.58 and 3,663.38 is: 5,497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,588.88 : 15,890.58 = 3,663.38 : x
  2. Step 2: Convert to fraction form
    10,588.88/15,890.58 = 3,663.38/x
  3. Step 3: Cross multiply
    10,588.88x = 15,890.58 × 3,663.38
  4. Step 4: Simplify right side
    10,588.88x = 58,213,183.30
  5. Step 5: Solve for x
    x = 58,213,183.30/10,588.88
  6. Step 6: Final answer
    x = 5,497.58

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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.