Home / 11,650.21-16,077.32-6,344.98

Finding the Fourth Proportional to 11,650.21, 16,077.32 and 6,344.98

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Solution

The fourth proportional to 11,650.21, 16,077.32 and 6,344.98 is: 8,756.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650.21 : 16,077.32 = 6,344.98 : x
  2. Step 2: Convert to fraction form
    11,650.21/16,077.32 = 6,344.98/x
  3. Step 3: Cross multiply
    11,650.21x = 16,077.32 × 6,344.98
  4. Step 4: Simplify right side
    11,650.21x = 102,010,273.85
  5. Step 5: Solve for x
    x = 102,010,273.85/11,650.21
  6. Step 6: Final answer
    x = 8,756.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.