Home / 3,076.93-4,247.61-2,083.82

Finding the Fourth Proportional to 3,076.93, 4,247.61 and 2,083.82

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Solution

The fourth proportional to 3,076.93, 4,247.61 and 2,083.82 is: 2,876.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.93 : 4,247.61 = 2,083.82 : x
  2. Step 2: Convert to fraction form
    3,076.93/4,247.61 = 2,083.82/x
  3. Step 3: Cross multiply
    3,076.93x = 4,247.61 × 2,083.82
  4. Step 4: Simplify right side
    3,076.93x = 8,851,225.62
  5. Step 5: Solve for x
    x = 8,851,225.62/3,076.93
  6. Step 6: Final answer
    x = 2,876.64

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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.