Home / 10,934.77-16,402.66-3,539.81

Finding the Fourth Proportional to 10,934.77, 16,402.66 and 3,539.81

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Solution

The fourth proportional to 10,934.77, 16,402.66 and 3,539.81 is: 5,309.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.77 : 16,402.66 = 3,539.81 : x
  2. Step 2: Convert to fraction form
    10,934.77/16,402.66 = 3,539.81/x
  3. Step 3: Cross multiply
    10,934.77x = 16,402.66 × 3,539.81
  4. Step 4: Simplify right side
    10,934.77x = 58,062,217.88
  5. Step 5: Solve for x
    x = 58,062,217.88/10,934.77
  6. Step 6: Final answer
    x = 5,309.87

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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.