Home / 6,679.13-9,218.95-3,846.83

Finding the Fourth Proportional to 6,679.13, 9,218.95 and 3,846.83

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Solution

The fourth proportional to 6,679.13, 9,218.95 and 3,846.83 is: 5,309.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.13 : 9,218.95 = 3,846.83 : x
  2. Step 2: Convert to fraction form
    6,679.13/9,218.95 = 3,846.83/x
  3. Step 3: Cross multiply
    6,679.13x = 9,218.95 × 3,846.83
  4. Step 4: Simplify right side
    6,679.13x = 35,463,677.72
  5. Step 5: Solve for x
    x = 35,463,677.72/6,679.13
  6. Step 6: Final answer
    x = 5,309.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.