Home / 3,511.90-5,245.06-3,182.18

Finding the Fourth Proportional to 3,511.90, 5,245.06 and 3,182.18

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Solution

The fourth proportional to 3,511.90, 5,245.06 and 3,182.18 is: 4,752.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.90 : 5,245.06 = 3,182.18 : x
  2. Step 2: Convert to fraction form
    3,511.90/5,245.06 = 3,182.18/x
  3. Step 3: Cross multiply
    3,511.90x = 5,245.06 × 3,182.18
  4. Step 4: Simplify right side
    3,511.90x = 16,690,690.85
  5. Step 5: Solve for x
    x = 16,690,690.85/3,511.90
  6. Step 6: Final answer
    x = 4,752.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.