Home / 10,243.88-15,366-4,400.60

Finding the Fourth Proportional to 10,243.88, 15,366 and 4,400.60

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Solution

The fourth proportional to 10,243.88, 15,366 and 4,400.60 is: 6,600.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243.88 : 15,366 = 4,400.60 : x
  2. Step 2: Convert to fraction form
    10,243.88/15,366 = 4,400.60/x
  3. Step 3: Cross multiply
    10,243.88x = 15,366 × 4,400.60
  4. Step 4: Simplify right side
    10,243.88x = 67,619,619.60
  5. Step 5: Solve for x
    x = 67,619,619.60/10,243.88
  6. Step 6: Final answer
    x = 6,600.98

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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.