Home / 4,076.05-5,616.88-2,893.81

Finding the Fourth Proportional to 4,076.05, 5,616.88 and 2,893.81

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Solution

The fourth proportional to 4,076.05, 5,616.88 and 2,893.81 is: 3,987.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.05 : 5,616.88 = 2,893.81 : x
  2. Step 2: Convert to fraction form
    4,076.05/5,616.88 = 2,893.81/x
  3. Step 3: Cross multiply
    4,076.05x = 5,616.88 × 2,893.81
  4. Step 4: Simplify right side
    4,076.05x = 16,254,183.51
  5. Step 5: Solve for x
    x = 16,254,183.51/4,076.05
  6. Step 6: Final answer
    x = 3,987.73

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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.