Home / 11,133.33-16,701.11-4,115.19

Finding the Fourth Proportional to 11,133.33, 16,701.11 and 4,115.19

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Solution

The fourth proportional to 11,133.33, 16,701.11 and 4,115.19 is: 6,173.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.33 : 16,701.11 = 4,115.19 : x
  2. Step 2: Convert to fraction form
    11,133.33/16,701.11 = 4,115.19/x
  3. Step 3: Cross multiply
    11,133.33x = 16,701.11 × 4,115.19
  4. Step 4: Simplify right side
    11,133.33x = 68,728,240.86
  5. Step 5: Solve for x
    x = 68,728,240.86/11,133.33
  6. Step 6: Final answer
    x = 6,173.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.