Home / 7,893.09-11,840.85-2,697.75

Finding the Fourth Proportional to 7,893.09, 11,840.85 and 2,697.75

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Solution

The fourth proportional to 7,893.09, 11,840.85 and 2,697.75 is: 4,047.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893.09 : 11,840.85 = 2,697.75 : x
  2. Step 2: Convert to fraction form
    7,893.09/11,840.85 = 2,697.75/x
  3. Step 3: Cross multiply
    7,893.09x = 11,840.85 × 2,697.75
  4. Step 4: Simplify right side
    7,893.09x = 31,943,653.09
  5. Step 5: Solve for x
    x = 31,943,653.09/7,893.09
  6. Step 6: Final answer
    x = 4,047.04

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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.