Home / 3,012.22-4,511.82-2,486.32

Finding the Fourth Proportional to 3,012.22, 4,511.82 and 2,486.32

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Solution

The fourth proportional to 3,012.22, 4,511.82 and 2,486.32 is: 3,724.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.22 : 4,511.82 = 2,486.32 : x
  2. Step 2: Convert to fraction form
    3,012.22/4,511.82 = 2,486.32/x
  3. Step 3: Cross multiply
    3,012.22x = 4,511.82 × 2,486.32
  4. Step 4: Simplify right side
    3,012.22x = 11,217,828.30
  5. Step 5: Solve for x
    x = 11,217,828.30/3,012.22
  6. Step 6: Final answer
    x = 3,724.11

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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.