Home / 11,618.27-16,033.15-6,313.09

Finding the Fourth Proportional to 11,618.27, 16,033.15 and 6,313.09

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Solution

The fourth proportional to 11,618.27, 16,033.15 and 6,313.09 is: 8,712.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.27 : 16,033.15 = 6,313.09 : x
  2. Step 2: Convert to fraction form
    11,618.27/16,033.15 = 6,313.09/x
  3. Step 3: Cross multiply
    11,618.27x = 16,033.15 × 6,313.09
  4. Step 4: Simplify right side
    11,618.27x = 101,218,718.93
  5. Step 5: Solve for x
    x = 101,218,718.93/11,618.27
  6. Step 6: Final answer
    x = 8,712.03

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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.