Home / 3,076.22-4,245.19-1,749.95

Finding the Fourth Proportional to 3,076.22, 4,245.19 and 1,749.95

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Solution

The fourth proportional to 3,076.22, 4,245.19 and 1,749.95 is: 2,414.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.22 : 4,245.19 = 1,749.95 : x
  2. Step 2: Convert to fraction form
    3,076.22/4,245.19 = 1,749.95/x
  3. Step 3: Cross multiply
    3,076.22x = 4,245.19 × 1,749.95
  4. Step 4: Simplify right side
    3,076.22x = 7,428,864.00
  5. Step 5: Solve for x
    x = 7,428,864.00/3,076.22
  6. Step 6: Final answer
    x = 2,414.93

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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.