Home / 4,540.10-6,801.15-3,998.90

Finding the Fourth Proportional to 4,540.10, 6,801.15 and 3,998.90

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Solution

The fourth proportional to 4,540.10, 6,801.15 and 3,998.90 is: 5,990.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.10 : 6,801.15 = 3,998.90 : x
  2. Step 2: Convert to fraction form
    4,540.10/6,801.15 = 3,998.90/x
  3. Step 3: Cross multiply
    4,540.10x = 6,801.15 × 3,998.90
  4. Step 4: Simplify right side
    4,540.10x = 27,197,118.74
  5. Step 5: Solve for x
    x = 27,197,118.74/4,540.10
  6. Step 6: Final answer
    x = 5,990.42

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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.