Home / 3,512.46-4,846.89-2,020.08

Finding the Fourth Proportional to 3,512.46, 4,846.89 and 2,020.08

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Solution

The fourth proportional to 3,512.46, 4,846.89 and 2,020.08 is: 2,787.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.46 : 4,846.89 = 2,020.08 : x
  2. Step 2: Convert to fraction form
    3,512.46/4,846.89 = 2,020.08/x
  3. Step 3: Cross multiply
    3,512.46x = 4,846.89 × 2,020.08
  4. Step 4: Simplify right side
    3,512.46x = 9,791,105.55
  5. Step 5: Solve for x
    x = 9,791,105.55/3,512.46
  6. Step 6: Final answer
    x = 2,787.54

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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.