Home / 6,888.31-10,333.19-2,939.98

Finding the Fourth Proportional to 6,888.31, 10,333.19 and 2,939.98

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Solution

The fourth proportional to 6,888.31, 10,333.19 and 2,939.98 is: 4,410.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.31 : 10,333.19 = 2,939.98 : x
  2. Step 2: Convert to fraction form
    6,888.31/10,333.19 = 2,939.98/x
  3. Step 3: Cross multiply
    6,888.31x = 10,333.19 × 2,939.98
  4. Step 4: Simplify right side
    6,888.31x = 30,379,353.45
  5. Step 5: Solve for x
    x = 30,379,353.45/6,888.31
  6. Step 6: Final answer
    x = 4,410.28

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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.