Home / 3,076.01-4,234.63-2,934.79

Finding the Fourth Proportional to 3,076.01, 4,234.63 and 2,934.79

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Solution

The fourth proportional to 3,076.01, 4,234.63 and 2,934.79 is: 4,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.01 : 4,234.63 = 2,934.79 : x
  2. Step 2: Convert to fraction form
    3,076.01/4,234.63 = 2,934.79/x
  3. Step 3: Cross multiply
    3,076.01x = 4,234.63 × 2,934.79
  4. Step 4: Simplify right side
    3,076.01x = 12,427,749.78
  5. Step 5: Solve for x
    x = 12,427,749.78/3,076.01
  6. Step 6: Final answer
    x = 4,040.22

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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.