Home / 6,516.25-8,996.87-4,161.58

Finding the Fourth Proportional to 6,516.25, 8,996.87 and 4,161.58

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Solution

The fourth proportional to 6,516.25, 8,996.87 and 4,161.58 is: 5,745.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.25 : 8,996.87 = 4,161.58 : x
  2. Step 2: Convert to fraction form
    6,516.25/8,996.87 = 4,161.58/x
  3. Step 3: Cross multiply
    6,516.25x = 8,996.87 × 4,161.58
  4. Step 4: Simplify right side
    6,516.25x = 37,441,194.25
  5. Step 5: Solve for x
    x = 37,441,194.25/6,516.25
  6. Step 6: Final answer
    x = 5,745.82

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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.