Home / 4,178.78-5,767.38-2,410.96

Finding the Fourth Proportional to 4,178.78, 5,767.38 and 2,410.96

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Solution

The fourth proportional to 4,178.78, 5,767.38 and 2,410.96 is: 3,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.78 : 5,767.38 = 2,410.96 : x
  2. Step 2: Convert to fraction form
    4,178.78/5,767.38 = 2,410.96/x
  3. Step 3: Cross multiply
    4,178.78x = 5,767.38 × 2,410.96
  4. Step 4: Simplify right side
    4,178.78x = 13,904,922.48
  5. Step 5: Solve for x
    x = 13,904,922.48/4,178.78
  6. Step 6: Final answer
    x = 3,327.51

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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.