Home / 2,418.10-3,336.97-1,370.36

Finding the Fourth Proportional to 2,418.10, 3,336.97 and 1,370.36

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Solution

The fourth proportional to 2,418.10, 3,336.97 and 1,370.36 is: 1,891.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.10 : 3,336.97 = 1,370.36 : x
  2. Step 2: Convert to fraction form
    2,418.10/3,336.97 = 1,370.36/x
  3. Step 3: Cross multiply
    2,418.10x = 3,336.97 × 1,370.36
  4. Step 4: Simplify right side
    2,418.10x = 4,572,850.21
  5. Step 5: Solve for x
    x = 4,572,850.21/2,418.10
  6. Step 6: Final answer
    x = 1,891.09

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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.