Home / 3,767.77-5,204.37-2,894.32

Finding the Fourth Proportional to 3,767.77, 5,204.37 and 2,894.32

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Solution

The fourth proportional to 3,767.77, 5,204.37 and 2,894.32 is: 3,997.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.77 : 5,204.37 = 2,894.32 : x
  2. Step 2: Convert to fraction form
    3,767.77/5,204.37 = 2,894.32/x
  3. Step 3: Cross multiply
    3,767.77x = 5,204.37 × 2,894.32
  4. Step 4: Simplify right side
    3,767.77x = 15,063,112.18
  5. Step 5: Solve for x
    x = 15,063,112.18/3,767.77
  6. Step 6: Final answer
    x = 3,997.89

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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.