Home / 10,834.06-16,251.56-3,438.36

Finding the Fourth Proportional to 10,834.06, 16,251.56 and 3,438.36

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Solution

The fourth proportional to 10,834.06, 16,251.56 and 3,438.36 is: 5,157.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,834.06 : 16,251.56 = 3,438.36 : x
  2. Step 2: Convert to fraction form
    10,834.06/16,251.56 = 3,438.36/x
  3. Step 3: Cross multiply
    10,834.06x = 16,251.56 × 3,438.36
  4. Step 4: Simplify right side
    10,834.06x = 55,878,713.84
  5. Step 5: Solve for x
    x = 55,878,713.84/10,834.06
  6. Step 6: Final answer
    x = 5,157.69

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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.