Home / 7,072.93-10,608.99-2,391.36

Finding the Fourth Proportional to 7,072.93, 10,608.99 and 2,391.36

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Solution

The fourth proportional to 7,072.93, 10,608.99 and 2,391.36 is: 3,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072.93 : 10,608.99 = 2,391.36 : x
  2. Step 2: Convert to fraction form
    7,072.93/10,608.99 = 2,391.36/x
  3. Step 3: Cross multiply
    7,072.93x = 10,608.99 × 2,391.36
  4. Step 4: Simplify right side
    7,072.93x = 25,369,914.33
  5. Step 5: Solve for x
    x = 25,369,914.33/7,072.93
  6. Step 6: Final answer
    x = 3,586.90

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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.