Home / 2,175.39-3,002.01-1,244.07

Finding the Fourth Proportional to 2,175.39, 3,002.01 and 1,244.07

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Solution

The fourth proportional to 2,175.39, 3,002.01 and 1,244.07 is: 1,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.39 : 3,002.01 = 1,244.07 : x
  2. Step 2: Convert to fraction form
    2,175.39/3,002.01 = 1,244.07/x
  3. Step 3: Cross multiply
    2,175.39x = 3,002.01 × 1,244.07
  4. Step 4: Simplify right side
    2,175.39x = 3,734,710.58
  5. Step 5: Solve for x
    x = 3,734,710.58/2,175.39
  6. Step 6: Final answer
    x = 1,716.80

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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.