Home / 9,942.90-14,917.13-3,369.58

Finding the Fourth Proportional to 9,942.90, 14,917.13 and 3,369.58

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Solution

The fourth proportional to 9,942.90, 14,917.13 and 3,369.58 is: 5,055.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942.90 : 14,917.13 = 3,369.58 : x
  2. Step 2: Convert to fraction form
    9,942.90/14,917.13 = 3,369.58/x
  3. Step 3: Cross multiply
    9,942.90x = 14,917.13 × 3,369.58
  4. Step 4: Simplify right side
    9,942.90x = 50,264,471.33
  5. Step 5: Solve for x
    x = 50,264,471.33/9,942.90
  6. Step 6: Final answer
    x = 5,055.31

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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.