Home / 3,076.10-4,244.78-1,749.82

Finding the Fourth Proportional to 3,076.10, 4,244.78 and 1,749.82

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Solution

The fourth proportional to 3,076.10, 4,244.78 and 1,749.82 is: 2,414.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.10 : 4,244.78 = 1,749.82 : x
  2. Step 2: Convert to fraction form
    3,076.10/4,244.78 = 1,749.82/x
  3. Step 3: Cross multiply
    3,076.10x = 4,244.78 × 1,749.82
  4. Step 4: Simplify right side
    3,076.10x = 7,427,600.94
  5. Step 5: Solve for x
    x = 7,427,600.94/3,076.10
  6. Step 6: Final answer
    x = 2,414.62

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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.