Home / 3,195.09-4,792.70-1,247.36

Finding the Fourth Proportional to 3,195.09, 4,792.70 and 1,247.36

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Solution

The fourth proportional to 3,195.09, 4,792.70 and 1,247.36 is: 1,871.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.09 : 4,792.70 = 1,247.36 : x
  2. Step 2: Convert to fraction form
    3,195.09/4,792.70 = 1,247.36/x
  3. Step 3: Cross multiply
    3,195.09x = 4,792.70 × 1,247.36
  4. Step 4: Simplify right side
    3,195.09x = 5,978,192.07
  5. Step 5: Solve for x
    x = 5,978,192.07/3,195.09
  6. Step 6: Final answer
    x = 1,871.06

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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.