Home / 3,377.23-5,055.31-2,755.15

Finding the Fourth Proportional to 3,377.23, 5,055.31 and 2,755.15

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Solution

The fourth proportional to 3,377.23, 5,055.31 and 2,755.15 is: 4,124.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.23 : 5,055.31 = 2,755.15 : x
  2. Step 2: Convert to fraction form
    3,377.23/5,055.31 = 2,755.15/x
  3. Step 3: Cross multiply
    3,377.23x = 5,055.31 × 2,755.15
  4. Step 4: Simplify right side
    3,377.23x = 13,928,137.35
  5. Step 5: Solve for x
    x = 13,928,137.35/3,377.23
  6. Step 6: Final answer
    x = 4,124.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.