Home / 5,065.78-7,595.38-2,103.41

Finding the Fourth Proportional to 5,065.78, 7,595.38 and 2,103.41

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Solution

The fourth proportional to 5,065.78, 7,595.38 and 2,103.41 is: 3,153.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.78 : 7,595.38 = 2,103.41 : x
  2. Step 2: Convert to fraction form
    5,065.78/7,595.38 = 2,103.41/x
  3. Step 3: Cross multiply
    5,065.78x = 7,595.38 × 2,103.41
  4. Step 4: Simplify right side
    5,065.78x = 15,976,198.25
  5. Step 5: Solve for x
    x = 15,976,198.25/5,065.78
  6. Step 6: Final answer
    x = 3,153.75

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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.