Home / 11,614.31-16,027.83-6,309.12

Finding the Fourth Proportional to 11,614.31, 16,027.83 and 6,309.12

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Solution

The fourth proportional to 11,614.31, 16,027.83 and 6,309.12 is: 8,706.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,614.31 : 16,027.83 = 6,309.12 : x
  2. Step 2: Convert to fraction form
    11,614.31/16,027.83 = 6,309.12/x
  3. Step 3: Cross multiply
    11,614.31x = 16,027.83 × 6,309.12
  4. Step 4: Simplify right side
    11,614.31x = 101,121,502.81
  5. Step 5: Solve for x
    x = 101,121,502.81/11,614.31
  6. Step 6: Final answer
    x = 8,706.63

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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.