Home / 4,073.56-6,112.07-2,758.79

Finding the Fourth Proportional to 4,073.56, 6,112.07 and 2,758.79

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Solution

The fourth proportional to 4,073.56, 6,112.07 and 2,758.79 is: 4,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.56 : 6,112.07 = 2,758.79 : x
  2. Step 2: Convert to fraction form
    4,073.56/6,112.07 = 2,758.79/x
  3. Step 3: Cross multiply
    4,073.56x = 6,112.07 × 2,758.79
  4. Step 4: Simplify right side
    4,073.56x = 16,861,903.80
  5. Step 5: Solve for x
    x = 16,861,903.80/4,073.56
  6. Step 6: Final answer
    x = 4,139.36

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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.