Home / 7,896.21-11,842.89-2,052.46

Finding the Fourth Proportional to 7,896.21, 11,842.89 and 2,052.46

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Solution

The fourth proportional to 7,896.21, 11,842.89 and 2,052.46 is: 3,078.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896.21 : 11,842.89 = 2,052.46 : x
  2. Step 2: Convert to fraction form
    7,896.21/11,842.89 = 2,052.46/x
  3. Step 3: Cross multiply
    7,896.21x = 11,842.89 × 2,052.46
  4. Step 4: Simplify right side
    7,896.21x = 24,307,058.01
  5. Step 5: Solve for x
    x = 24,307,058.01/7,896.21
  6. Step 6: Final answer
    x = 3,078.32

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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.