Home / 10,934.75-16,400.37-3,913.46

Finding the Fourth Proportional to 10,934.75, 16,400.37 and 3,913.46

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Solution

The fourth proportional to 10,934.75, 16,400.37 and 3,913.46 is: 5,869.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.75 : 16,400.37 = 3,913.46 : x
  2. Step 2: Convert to fraction form
    10,934.75/16,400.37 = 3,913.46/x
  3. Step 3: Cross multiply
    10,934.75x = 16,400.37 × 3,913.46
  4. Step 4: Simplify right side
    10,934.75x = 64,182,232.98
  5. Step 5: Solve for x
    x = 64,182,232.98/10,934.75
  6. Step 6: Final answer
    x = 5,869.56

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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.