Home / 10,573.56-15,860.39-3,553.38

Finding the Fourth Proportional to 10,573.56, 15,860.39 and 3,553.38

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Solution

The fourth proportional to 10,573.56, 15,860.39 and 3,553.38 is: 5,330.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,573.56 : 15,860.39 = 3,553.38 : x
  2. Step 2: Convert to fraction form
    10,573.56/15,860.39 = 3,553.38/x
  3. Step 3: Cross multiply
    10,573.56x = 15,860.39 × 3,553.38
  4. Step 4: Simplify right side
    10,573.56x = 56,357,974.85
  5. Step 5: Solve for x
    x = 56,357,974.85/10,573.56
  6. Step 6: Final answer
    x = 5,330.09

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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.