Home / 8,076.96-11,146.68-4,540.32

Finding the Fourth Proportional to 8,076.96, 11,146.68 and 4,540.32

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Solution

The fourth proportional to 8,076.96, 11,146.68 and 4,540.32 is: 6,265.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076.96 : 11,146.68 = 4,540.32 : x
  2. Step 2: Convert to fraction form
    8,076.96/11,146.68 = 4,540.32/x
  3. Step 3: Cross multiply
    8,076.96x = 11,146.68 × 4,540.32
  4. Step 4: Simplify right side
    8,076.96x = 50,609,494.14
  5. Step 5: Solve for x
    x = 50,609,494.14/8,076.96
  6. Step 6: Final answer
    x = 6,265.91

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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.