Home / 9,414.20-14,111.70-5,516.60

Finding the Fourth Proportional to 9,414.20, 14,111.70 and 5,516.60

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Solution

The fourth proportional to 9,414.20, 14,111.70 and 5,516.60 is: 8,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414.20 : 14,111.70 = 5,516.60 : x
  2. Step 2: Convert to fraction form
    9,414.20/14,111.70 = 5,516.60/x
  3. Step 3: Cross multiply
    9,414.20x = 14,111.70 × 5,516.60
  4. Step 4: Simplify right side
    9,414.20x = 77,848,604.22
  5. Step 5: Solve for x
    x = 77,848,604.22/9,414.20
  6. Step 6: Final answer
    x = 8,269.27

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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.