Home / 3,519.85-5,281.25-1,544.46

Finding the Fourth Proportional to 3,519.85, 5,281.25 and 1,544.46

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Solution

The fourth proportional to 3,519.85, 5,281.25 and 1,544.46 is: 2,317.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.85 : 5,281.25 = 1,544.46 : x
  2. Step 2: Convert to fraction form
    3,519.85/5,281.25 = 1,544.46/x
  3. Step 3: Cross multiply
    3,519.85x = 5,281.25 × 1,544.46
  4. Step 4: Simplify right side
    3,519.85x = 8,156,676.30
  5. Step 5: Solve for x
    x = 8,156,676.30/3,519.85
  6. Step 6: Final answer
    x = 2,317.33

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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.