Home / 4,181.22-6,272.17-2,100.15

Finding the Fourth Proportional to 4,181.22, 6,272.17 and 2,100.15

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Solution

The fourth proportional to 4,181.22, 6,272.17 and 2,100.15 is: 3,150.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.22 : 6,272.17 = 2,100.15 : x
  2. Step 2: Convert to fraction form
    4,181.22/6,272.17 = 2,100.15/x
  3. Step 3: Cross multiply
    4,181.22x = 6,272.17 × 2,100.15
  4. Step 4: Simplify right side
    4,181.22x = 13,172,479.48
  5. Step 5: Solve for x
    x = 13,172,479.48/4,181.22
  6. Step 6: Final answer
    x = 3,150.40

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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.