Home / 2,442.13-3,370.44-1,379.94

Finding the Fourth Proportional to 2,442.13, 3,370.44 and 1,379.94

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Solution

The fourth proportional to 2,442.13, 3,370.44 and 1,379.94 is: 1,904.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.13 : 3,370.44 = 1,379.94 : x
  2. Step 2: Convert to fraction form
    2,442.13/3,370.44 = 1,379.94/x
  3. Step 3: Cross multiply
    2,442.13x = 3,370.44 × 1,379.94
  4. Step 4: Simplify right side
    2,442.13x = 4,651,004.97
  5. Step 5: Solve for x
    x = 4,651,004.97/2,442.13
  6. Step 6: Final answer
    x = 1,904.49

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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.