Home / 6,884.80-10,331.19-2,935.85

Finding the Fourth Proportional to 6,884.80, 10,331.19 and 2,935.85

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Solution

The fourth proportional to 6,884.80, 10,331.19 and 2,935.85 is: 4,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884.80 : 10,331.19 = 2,935.85 : x
  2. Step 2: Convert to fraction form
    6,884.80/10,331.19 = 2,935.85/x
  3. Step 3: Cross multiply
    6,884.80x = 10,331.19 × 2,935.85
  4. Step 4: Simplify right side
    6,884.80x = 30,330,772.51
  5. Step 5: Solve for x
    x = 30,330,772.51/6,884.80
  6. Step 6: Final answer
    x = 4,405.47

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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.