Home / 3,042.28-4,196.26-1,863.94

Finding the Fourth Proportional to 3,042.28, 4,196.26 and 1,863.94

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Solution

The fourth proportional to 3,042.28, 4,196.26 and 1,863.94 is: 2,570.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.28 : 4,196.26 = 1,863.94 : x
  2. Step 2: Convert to fraction form
    3,042.28/4,196.26 = 1,863.94/x
  3. Step 3: Cross multiply
    3,042.28x = 4,196.26 × 1,863.94
  4. Step 4: Simplify right side
    3,042.28x = 7,821,576.86
  5. Step 5: Solve for x
    x = 7,821,576.86/3,042.28
  6. Step 6: Final answer
    x = 2,570.96

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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.