Home / 2,511.39-3,759.15-2,247.21

Finding the Fourth Proportional to 2,511.39, 3,759.15 and 2,247.21

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Solution

The fourth proportional to 2,511.39, 3,759.15 and 2,247.21 is: 3,363.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.39 : 3,759.15 = 2,247.21 : x
  2. Step 2: Convert to fraction form
    2,511.39/3,759.15 = 2,247.21/x
  3. Step 3: Cross multiply
    2,511.39x = 3,759.15 × 2,247.21
  4. Step 4: Simplify right side
    2,511.39x = 8,447,599.47
  5. Step 5: Solve for x
    x = 8,447,599.47/2,511.39
  6. Step 6: Final answer
    x = 3,363.71

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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.