Home / 6,320.88-9,481.32-4,131.42

Finding the Fourth Proportional to 6,320.88, 9,481.32 and 4,131.42

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Solution

The fourth proportional to 6,320.88, 9,481.32 and 4,131.42 is: 6,197.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.88 : 9,481.32 = 4,131.42 : x
  2. Step 2: Convert to fraction form
    6,320.88/9,481.32 = 4,131.42/x
  3. Step 3: Cross multiply
    6,320.88x = 9,481.32 × 4,131.42
  4. Step 4: Simplify right side
    6,320.88x = 39,171,315.07
  5. Step 5: Solve for x
    x = 39,171,315.07/6,320.88
  6. Step 6: Final answer
    x = 6,197.13

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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.