Home / 10,375.43-15,553.02-4,133.57

Finding the Fourth Proportional to 10,375.43, 15,553.02 and 4,133.57

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Solution

The fourth proportional to 10,375.43, 15,553.02 and 4,133.57 is: 6,196.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.43 : 15,553.02 = 4,133.57 : x
  2. Step 2: Convert to fraction form
    10,375.43/15,553.02 = 4,133.57/x
  3. Step 3: Cross multiply
    10,375.43x = 15,553.02 × 4,133.57
  4. Step 4: Simplify right side
    10,375.43x = 64,289,496.88
  5. Step 5: Solve for x
    x = 64,289,496.88/10,375.43
  6. Step 6: Final answer
    x = 6,196.32

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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.