Home / 7,975.06-11,964.41-2,429.19

Finding the Fourth Proportional to 7,975.06, 11,964.41 and 2,429.19

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Solution

The fourth proportional to 7,975.06, 11,964.41 and 2,429.19 is: 3,644.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.06 : 11,964.41 = 2,429.19 : x
  2. Step 2: Convert to fraction form
    7,975.06/11,964.41 = 2,429.19/x
  3. Step 3: Cross multiply
    7,975.06x = 11,964.41 × 2,429.19
  4. Step 4: Simplify right side
    7,975.06x = 29,063,825.13
  5. Step 5: Solve for x
    x = 29,063,825.13/7,975.06
  6. Step 6: Final answer
    x = 3,644.34

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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.