Home / 10,761.81-16,132.98-3,834.69

Finding the Fourth Proportional to 10,761.81, 16,132.98 and 3,834.69

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Solution

The fourth proportional to 10,761.81, 16,132.98 and 3,834.69 is: 5,748.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761.81 : 16,132.98 = 3,834.69 : x
  2. Step 2: Convert to fraction form
    10,761.81/16,132.98 = 3,834.69/x
  3. Step 3: Cross multiply
    10,761.81x = 16,132.98 × 3,834.69
  4. Step 4: Simplify right side
    10,761.81x = 61,864,977.08
  5. Step 5: Solve for x
    x = 61,864,977.08/10,761.81
  6. Step 6: Final answer
    x = 5,748.57

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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.