Home / 11,767.09-16,238.60-6,462.18

Finding the Fourth Proportional to 11,767.09, 16,238.60 and 6,462.18

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Solution

The fourth proportional to 11,767.09, 16,238.60 and 6,462.18 is: 8,917.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.09 : 16,238.60 = 6,462.18 : x
  2. Step 2: Convert to fraction form
    11,767.09/16,238.60 = 6,462.18/x
  3. Step 3: Cross multiply
    11,767.09x = 16,238.60 × 6,462.18
  4. Step 4: Simplify right side
    11,767.09x = 104,936,756.15
  5. Step 5: Solve for x
    x = 104,936,756.15/11,767.09
  6. Step 6: Final answer
    x = 8,917.82

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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.