Home / 10,834.86-16,253.65-3,720.48

Finding the Fourth Proportional to 10,834.86, 16,253.65 and 3,720.48

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Solution

The fourth proportional to 10,834.86, 16,253.65 and 3,720.48 is: 5,581.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,834.86 : 16,253.65 = 3,720.48 : x
  2. Step 2: Convert to fraction form
    10,834.86/16,253.65 = 3,720.48/x
  3. Step 3: Cross multiply
    10,834.86x = 16,253.65 × 3,720.48
  4. Step 4: Simplify right side
    10,834.86x = 60,471,379.75
  5. Step 5: Solve for x
    x = 60,471,379.75/10,834.86
  6. Step 6: Final answer
    x = 5,581.19

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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.