Home / 11,727.92-16,182.60-6,692.15

Finding the Fourth Proportional to 11,727.92, 16,182.60 and 6,692.15

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Solution

The fourth proportional to 11,727.92, 16,182.60 and 6,692.15 is: 9,234.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.92 : 16,182.60 = 6,692.15 : x
  2. Step 2: Convert to fraction form
    11,727.92/16,182.60 = 6,692.15/x
  3. Step 3: Cross multiply
    11,727.92x = 16,182.60 × 6,692.15
  4. Step 4: Simplify right side
    11,727.92x = 108,296,386.59
  5. Step 5: Solve for x
    x = 108,296,386.59/11,727.92
  6. Step 6: Final answer
    x = 9,234.07

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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.