Home / 3,046.26-4,203.57-1,719.78

Finding the Fourth Proportional to 3,046.26, 4,203.57 and 1,719.78

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Solution

The fourth proportional to 3,046.26, 4,203.57 and 1,719.78 is: 2,373.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.26 : 4,203.57 = 1,719.78 : x
  2. Step 2: Convert to fraction form
    3,046.26/4,203.57 = 1,719.78/x
  3. Step 3: Cross multiply
    3,046.26x = 4,203.57 × 1,719.78
  4. Step 4: Simplify right side
    3,046.26x = 7,229,215.61
  5. Step 5: Solve for x
    x = 7,229,215.61/3,046.26
  6. Step 6: Final answer
    x = 2,373.14

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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.