Home / 13,176.46-19,764.96-4,857.22

Finding the Fourth Proportional to 13,176.46, 19,764.96 and 4,857.22

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Solution

The fourth proportional to 13,176.46, 19,764.96 and 4,857.22 is: 7,285.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176.46 : 19,764.96 = 4,857.22 : x
  2. Step 2: Convert to fraction form
    13,176.46/19,764.96 = 4,857.22/x
  3. Step 3: Cross multiply
    13,176.46x = 19,764.96 × 4,857.22
  4. Step 4: Simplify right side
    13,176.46x = 96,002,759.01
  5. Step 5: Solve for x
    x = 96,002,759.01/13,176.46
  6. Step 6: Final answer
    x = 7,285.93

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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.