Home / 3,076.98-4,244.86-2,015.88

Finding the Fourth Proportional to 3,076.98, 4,244.86 and 2,015.88

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Solution

The fourth proportional to 3,076.98, 4,244.86 and 2,015.88 is: 2,781.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.98 : 4,244.86 = 2,015.88 : x
  2. Step 2: Convert to fraction form
    3,076.98/4,244.86 = 2,015.88/x
  3. Step 3: Cross multiply
    3,076.98x = 4,244.86 × 2,015.88
  4. Step 4: Simplify right side
    3,076.98x = 8,557,128.38
  5. Step 5: Solve for x
    x = 8,557,128.38/3,076.98
  6. Step 6: Final answer
    x = 2,781.02

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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.