Home / 3,134.22-4,701.43-942.97

Finding the Fourth Proportional to 3,134.22, 4,701.43 and 942.97

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Solution

The fourth proportional to 3,134.22, 4,701.43 and 942.97 is: 1,414.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.22 : 4,701.43 = 942.97 : x
  2. Step 2: Convert to fraction form
    3,134.22/4,701.43 = 942.97/x
  3. Step 3: Cross multiply
    3,134.22x = 4,701.43 × 942.97
  4. Step 4: Simplify right side
    3,134.22x = 4,433,281.58
  5. Step 5: Solve for x
    x = 4,433,281.58/3,134.22
  6. Step 6: Final answer
    x = 1,414.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.