Home / 6,414.48-9,619.44-3,941.85

Finding the Fourth Proportional to 6,414.48, 9,619.44 and 3,941.85

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Solution

The fourth proportional to 6,414.48, 9,619.44 and 3,941.85 is: 5,911.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,414.48 : 9,619.44 = 3,941.85 : x
  2. Step 2: Convert to fraction form
    6,414.48/9,619.44 = 3,941.85/x
  3. Step 3: Cross multiply
    6,414.48x = 9,619.44 × 3,941.85
  4. Step 4: Simplify right side
    6,414.48x = 37,918,389.56
  5. Step 5: Solve for x
    x = 37,918,389.56/6,414.48
  6. Step 6: Final answer
    x = 5,911.37

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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.