Home / 11,341.27-15,647.34-6,863.59

Finding the Fourth Proportional to 11,341.27, 15,647.34 and 6,863.59

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Solution

The fourth proportional to 11,341.27, 15,647.34 and 6,863.59 is: 9,469.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.27 : 15,647.34 = 6,863.59 : x
  2. Step 2: Convert to fraction form
    11,341.27/15,647.34 = 6,863.59/x
  3. Step 3: Cross multiply
    11,341.27x = 15,647.34 × 6,863.59
  4. Step 4: Simplify right side
    11,341.27x = 107,396,926.35
  5. Step 5: Solve for x
    x = 107,396,926.35/11,341.27
  6. Step 6: Final answer
    x = 9,469.57

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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.