Home / 6,857.88-10,280.22-4,519.68

Finding the Fourth Proportional to 6,857.88, 10,280.22 and 4,519.68

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Solution

The fourth proportional to 6,857.88, 10,280.22 and 4,519.68 is: 6,775.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.88 : 10,280.22 = 4,519.68 : x
  2. Step 2: Convert to fraction form
    6,857.88/10,280.22 = 4,519.68/x
  3. Step 3: Cross multiply
    6,857.88x = 10,280.22 × 4,519.68
  4. Step 4: Simplify right side
    6,857.88x = 46,463,304.73
  5. Step 5: Solve for x
    x = 46,463,304.73/6,857.88
  6. Step 6: Final answer
    x = 6,775.17

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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.