Home / 7,761.96-11,643.08-2,567.97

Finding the Fourth Proportional to 7,761.96, 11,643.08 and 2,567.97

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Solution

The fourth proportional to 7,761.96, 11,643.08 and 2,567.97 is: 3,852.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,761.96 : 11,643.08 = 2,567.97 : x
  2. Step 2: Convert to fraction form
    7,761.96/11,643.08 = 2,567.97/x
  3. Step 3: Cross multiply
    7,761.96x = 11,643.08 × 2,567.97
  4. Step 4: Simplify right side
    7,761.96x = 29,899,067.31
  5. Step 5: Solve for x
    x = 29,899,067.31/7,761.96
  6. Step 6: Final answer
    x = 3,852.00

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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.