Home / 10,845.24-16,269.06-4,270.56

Finding the Fourth Proportional to 10,845.24, 16,269.06 and 4,270.56

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Solution

The fourth proportional to 10,845.24, 16,269.06 and 4,270.56 is: 6,406.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.24 : 16,269.06 = 4,270.56 : x
  2. Step 2: Convert to fraction form
    10,845.24/16,269.06 = 4,270.56/x
  3. Step 3: Cross multiply
    10,845.24x = 16,269.06 × 4,270.56
  4. Step 4: Simplify right side
    10,845.24x = 69,477,996.87
  5. Step 5: Solve for x
    x = 69,477,996.87/10,845.24
  6. Step 6: Final answer
    x = 6,406.31

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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.