Home / 8,635.21-12,956.91-4,474.44

Finding the Fourth Proportional to 8,635.21, 12,956.91 and 4,474.44

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Solution

The fourth proportional to 8,635.21, 12,956.91 and 4,474.44 is: 6,713.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.21 : 12,956.91 = 4,474.44 : x
  2. Step 2: Convert to fraction form
    8,635.21/12,956.91 = 4,474.44/x
  3. Step 3: Cross multiply
    8,635.21x = 12,956.91 × 4,474.44
  4. Step 4: Simplify right side
    8,635.21x = 57,974,916.38
  5. Step 5: Solve for x
    x = 57,974,916.38/8,635.21
  6. Step 6: Final answer
    x = 6,713.78

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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.