Home / 10,764.53-16,171.09-6,384.86

Finding the Fourth Proportional to 10,764.53, 16,171.09 and 6,384.86

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Solution

The fourth proportional to 10,764.53, 16,171.09 and 6,384.86 is: 9,591.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764.53 : 16,171.09 = 6,384.86 : x
  2. Step 2: Convert to fraction form
    10,764.53/16,171.09 = 6,384.86/x
  3. Step 3: Cross multiply
    10,764.53x = 16,171.09 × 6,384.86
  4. Step 4: Simplify right side
    10,764.53x = 103,250,145.70
  5. Step 5: Solve for x
    x = 103,250,145.70/10,764.53
  6. Step 6: Final answer
    x = 9,591.70

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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.