Home / 3,511.82-4,847.07-2,395.42

Finding the Fourth Proportional to 3,511.82, 4,847.07 and 2,395.42

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Solution

The fourth proportional to 3,511.82, 4,847.07 and 2,395.42 is: 3,306.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.82 : 4,847.07 = 2,395.42 : x
  2. Step 2: Convert to fraction form
    3,511.82/4,847.07 = 2,395.42/x
  3. Step 3: Cross multiply
    3,511.82x = 4,847.07 × 2,395.42
  4. Step 4: Simplify right side
    3,511.82x = 11,610,768.42
  5. Step 5: Solve for x
    x = 11,610,768.42/3,511.82
  6. Step 6: Final answer
    x = 3,306.20

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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.