Home / 2,494.69-3,442.71-1,375.66

Finding the Fourth Proportional to 2,494.69, 3,442.71 and 1,375.66

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Solution

The fourth proportional to 2,494.69, 3,442.71 and 1,375.66 is: 1,898.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,494.69 : 3,442.71 = 1,375.66 : x
  2. Step 2: Convert to fraction form
    2,494.69/3,442.71 = 1,375.66/x
  3. Step 3: Cross multiply
    2,494.69x = 3,442.71 × 1,375.66
  4. Step 4: Simplify right side
    2,494.69x = 4,735,998.44
  5. Step 5: Solve for x
    x = 4,735,998.44/2,494.69
  6. Step 6: Final answer
    x = 1,898.43

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1.5x scale

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.