Home / 8,211.26-12,317.16-2,367.92

Finding the Fourth Proportional to 8,211.26, 12,317.16 and 2,367.92

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Solution

The fourth proportional to 8,211.26, 12,317.16 and 2,367.92 is: 3,551.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211.26 : 12,317.16 = 2,367.92 : x
  2. Step 2: Convert to fraction form
    8,211.26/12,317.16 = 2,367.92/x
  3. Step 3: Cross multiply
    8,211.26x = 12,317.16 × 2,367.92
  4. Step 4: Simplify right side
    8,211.26x = 29,166,049.51
  5. Step 5: Solve for x
    x = 29,166,049.51/8,211.26
  6. Step 6: Final answer
    x = 3,551.96

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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.