Home / 10,713.35-16,066.91-4,138.04

Finding the Fourth Proportional to 10,713.35, 16,066.91 and 4,138.04

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Solution

The fourth proportional to 10,713.35, 16,066.91 and 4,138.04 is: 6,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,713.35 : 16,066.91 = 4,138.04 : x
  2. Step 2: Convert to fraction form
    10,713.35/16,066.91 = 4,138.04/x
  3. Step 3: Cross multiply
    10,713.35x = 16,066.91 × 4,138.04
  4. Step 4: Simplify right side
    10,713.35x = 66,485,415.23
  5. Step 5: Solve for x
    x = 66,485,415.23/10,713.35
  6. Step 6: Final answer
    x = 6,205.85

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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.