Home / 11,614.20-16,027.77-6,309.12

Finding the Fourth Proportional to 11,614.20, 16,027.77 and 6,309.12

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Solution

The fourth proportional to 11,614.20, 16,027.77 and 6,309.12 is: 8,706.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,614.20 : 16,027.77 = 6,309.12 : x
  2. Step 2: Convert to fraction form
    11,614.20/16,027.77 = 6,309.12/x
  3. Step 3: Cross multiply
    11,614.20x = 16,027.77 × 6,309.12
  4. Step 4: Simplify right side
    11,614.20x = 101,121,124.26
  5. Step 5: Solve for x
    x = 101,121,124.26/11,614.20
  6. Step 6: Final answer
    x = 8,706.68

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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.