Home / 3,778.04-5,662.27-2,135.51

Finding the Fourth Proportional to 3,778.04, 5,662.27 and 2,135.51

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Solution

The fourth proportional to 3,778.04, 5,662.27 and 2,135.51 is: 3,200.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778.04 : 5,662.27 = 2,135.51 : x
  2. Step 2: Convert to fraction form
    3,778.04/5,662.27 = 2,135.51/x
  3. Step 3: Cross multiply
    3,778.04x = 5,662.27 × 2,135.51
  4. Step 4: Simplify right side
    3,778.04x = 12,091,843.02
  5. Step 5: Solve for x
    x = 12,091,843.02/3,778.04
  6. Step 6: Final answer
    x = 3,200.56

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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.