Home / 8,932.78-13,399.48-2,693.00

Finding the Fourth Proportional to 8,932.78, 13,399.48 and 2,693.00

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Solution

The fourth proportional to 8,932.78, 13,399.48 and 2,693.00 is: 4,039.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.78 : 13,399.48 = 2,693.00 : x
  2. Step 2: Convert to fraction form
    8,932.78/13,399.48 = 2,693.00/x
  3. Step 3: Cross multiply
    8,932.78x = 13,399.48 × 2,693.00
  4. Step 4: Simplify right side
    8,932.78x = 36,084,745.98
  5. Step 5: Solve for x
    x = 36,084,745.98/8,932.78
  6. Step 6: Final answer
    x = 4,039.59

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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.