Home / 2,418.27-3,336.98-1,370.33

Finding the Fourth Proportional to 2,418.27, 3,336.98 and 1,370.33

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Solution

The fourth proportional to 2,418.27, 3,336.98 and 1,370.33 is: 1,890.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.27 : 3,336.98 = 1,370.33 : x
  2. Step 2: Convert to fraction form
    2,418.27/3,336.98 = 1,370.33/x
  3. Step 3: Cross multiply
    2,418.27x = 3,336.98 × 1,370.33
  4. Step 4: Simplify right side
    2,418.27x = 4,572,740.27
  5. Step 5: Solve for x
    x = 4,572,740.27/2,418.27
  6. Step 6: Final answer
    x = 1,890.91

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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.