Home / 3,055.57-4,213.55-2,718.41

Finding the Fourth Proportional to 3,055.57, 4,213.55 and 2,718.41

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Solution

The fourth proportional to 3,055.57, 4,213.55 and 2,718.41 is: 3,748.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.57 : 4,213.55 = 2,718.41 : x
  2. Step 2: Convert to fraction form
    3,055.57/4,213.55 = 2,718.41/x
  3. Step 3: Cross multiply
    3,055.57x = 4,213.55 × 2,718.41
  4. Step 4: Simplify right side
    3,055.57x = 11,454,135.39
  5. Step 5: Solve for x
    x = 11,454,135.39/3,055.57
  6. Step 6: Final answer
    x = 3,748.61

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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.