Home / 2,511.90-3,467.14-1,517

Finding the Fourth Proportional to 2,511.90, 3,467.14 and 1,517

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Solution

The fourth proportional to 2,511.90, 3,467.14 and 1,517 is: 2,093.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.90 : 3,467.14 = 1,517 : x
  2. Step 2: Convert to fraction form
    2,511.90/3,467.14 = 1,517/x
  3. Step 3: Cross multiply
    2,511.90x = 3,467.14 × 1,517
  4. Step 4: Simplify right side
    2,511.90x = 5,259,651.38
  5. Step 5: Solve for x
    x = 5,259,651.38/2,511.90
  6. Step 6: Final answer
    x = 2,093.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.