Home / 11,677.26-16,114.71-6,372.12

Finding the Fourth Proportional to 11,677.26, 16,114.71 and 6,372.12

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Solution

The fourth proportional to 11,677.26, 16,114.71 and 6,372.12 is: 8,793.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,677.26 : 16,114.71 = 6,372.12 : x
  2. Step 2: Convert to fraction form
    11,677.26/16,114.71 = 6,372.12/x
  3. Step 3: Cross multiply
    11,677.26x = 16,114.71 × 6,372.12
  4. Step 4: Simplify right side
    11,677.26x = 102,684,865.89
  5. Step 5: Solve for x
    x = 102,684,865.89/11,677.26
  6. Step 6: Final answer
    x = 8,793.58

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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.