Home / 6,761.88-10,137.96-2,864.16

Finding the Fourth Proportional to 6,761.88, 10,137.96 and 2,864.16

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Solution

The fourth proportional to 6,761.88, 10,137.96 and 2,864.16 is: 4,294.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,761.88 : 10,137.96 = 2,864.16 : x
  2. Step 2: Convert to fraction form
    6,761.88/10,137.96 = 2,864.16/x
  3. Step 3: Cross multiply
    6,761.88x = 10,137.96 × 2,864.16
  4. Step 4: Simplify right side
    6,761.88x = 29,036,739.51
  5. Step 5: Solve for x
    x = 29,036,739.51/6,761.88
  6. Step 6: Final answer
    x = 4,294.18

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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.