Home / 9,954.29-14,931.09-3,380.54

Finding the Fourth Proportional to 9,954.29, 14,931.09 and 3,380.54

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Solution

The fourth proportional to 9,954.29, 14,931.09 and 3,380.54 is: 5,070.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.29 : 14,931.09 = 3,380.54 : x
  2. Step 2: Convert to fraction form
    9,954.29/14,931.09 = 3,380.54/x
  3. Step 3: Cross multiply
    9,954.29x = 14,931.09 × 3,380.54
  4. Step 4: Simplify right side
    9,954.29x = 50,475,072.33
  5. Step 5: Solve for x
    x = 50,475,072.33/9,954.29
  6. Step 6: Final answer
    x = 5,070.68

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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.