Home / 2,247.09-3,101.05-1,252.34

Finding the Fourth Proportional to 2,247.09, 3,101.05 and 1,252.34

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Solution

The fourth proportional to 2,247.09, 3,101.05 and 1,252.34 is: 1,728.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.09 : 3,101.05 = 1,252.34 : x
  2. Step 2: Convert to fraction form
    2,247.09/3,101.05 = 1,252.34/x
  3. Step 3: Cross multiply
    2,247.09x = 3,101.05 × 1,252.34
  4. Step 4: Simplify right side
    2,247.09x = 3,883,566.65
  5. Step 5: Solve for x
    x = 3,883,566.65/2,247.09
  6. Step 6: Final answer
    x = 1,728.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.