Home / 6,171.20-8,514.90-3,652.05

Finding the Fourth Proportional to 6,171.20, 8,514.90 and 3,652.05

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Solution

The fourth proportional to 6,171.20, 8,514.90 and 3,652.05 is: 5,039.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171.20 : 8,514.90 = 3,652.05 : x
  2. Step 2: Convert to fraction form
    6,171.20/8,514.90 = 3,652.05/x
  3. Step 3: Cross multiply
    6,171.20x = 8,514.90 × 3,652.05
  4. Step 4: Simplify right side
    6,171.20x = 31,096,872.48
  5. Step 5: Solve for x
    x = 31,096,872.48/6,171.20
  6. Step 6: Final answer
    x = 5,039.03

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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.