Home / 9,540.06-13,170.06-6,893.70

Finding the Fourth Proportional to 9,540.06, 13,170.06 and 6,893.70

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Solution

The fourth proportional to 9,540.06, 13,170.06 and 6,893.70 is: 9,516.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.06 : 13,170.06 = 6,893.70 : x
  2. Step 2: Convert to fraction form
    9,540.06/13,170.06 = 6,893.70/x
  3. Step 3: Cross multiply
    9,540.06x = 13,170.06 × 6,893.70
  4. Step 4: Simplify right side
    9,540.06x = 90,790,442.62
  5. Step 5: Solve for x
    x = 90,790,442.62/9,540.06
  6. Step 6: Final answer
    x = 9,516.76

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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.