Home / 2,239.62-3,090.75-1,244.94

Finding the Fourth Proportional to 2,239.62, 3,090.75 and 1,244.94

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Solution

The fourth proportional to 2,239.62, 3,090.75 and 1,244.94 is: 1,718.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.62 : 3,090.75 = 1,244.94 : x
  2. Step 2: Convert to fraction form
    2,239.62/3,090.75 = 1,244.94/x
  3. Step 3: Cross multiply
    2,239.62x = 3,090.75 × 1,244.94
  4. Step 4: Simplify right side
    2,239.62x = 3,847,798.31
  5. Step 5: Solve for x
    x = 3,847,798.31/2,239.62
  6. Step 6: Final answer
    x = 1,718.06

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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.