Home / 10,937.14-16,399.23-4,179.76

Finding the Fourth Proportional to 10,937.14, 16,399.23 and 4,179.76

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Solution

The fourth proportional to 10,937.14, 16,399.23 and 4,179.76 is: 6,267.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.14 : 16,399.23 = 4,179.76 : x
  2. Step 2: Convert to fraction form
    10,937.14/16,399.23 = 4,179.76/x
  3. Step 3: Cross multiply
    10,937.14x = 16,399.23 × 4,179.76
  4. Step 4: Simplify right side
    10,937.14x = 68,544,845.58
  5. Step 5: Solve for x
    x = 68,544,845.58/10,937.14
  6. Step 6: Final answer
    x = 6,267.16

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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.