Home / 8,664.24-11,956.92-4,938

Finding the Fourth Proportional to 8,664.24, 11,956.92 and 4,938

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Solution

The fourth proportional to 8,664.24, 11,956.92 and 4,938 is: 6,814.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.24 : 11,956.92 = 4,938 : x
  2. Step 2: Convert to fraction form
    8,664.24/11,956.92 = 4,938/x
  3. Step 3: Cross multiply
    8,664.24x = 11,956.92 × 4,938
  4. Step 4: Simplify right side
    8,664.24x = 59,043,270.96
  5. Step 5: Solve for x
    x = 59,043,270.96/8,664.24
  6. Step 6: Final answer
    x = 6,814.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.