Home / 9,291.90-13,939.26-3,369.24

Finding the Fourth Proportional to 9,291.90, 13,939.26 and 3,369.24

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Solution

The fourth proportional to 9,291.90, 13,939.26 and 3,369.24 is: 5,054.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.90 : 13,939.26 = 3,369.24 : x
  2. Step 2: Convert to fraction form
    9,291.90/13,939.26 = 3,369.24/x
  3. Step 3: Cross multiply
    9,291.90x = 13,939.26 × 3,369.24
  4. Step 4: Simplify right side
    9,291.90x = 46,964,712.36
  5. Step 5: Solve for x
    x = 46,964,712.36/9,291.90
  6. Step 6: Final answer
    x = 5,054.37

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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.