Home / 3,512.19-4,846.94-2,020.48

Finding the Fourth Proportional to 3,512.19, 4,846.94 and 2,020.48

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Solution

The fourth proportional to 3,512.19, 4,846.94 and 2,020.48 is: 2,788.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.19 : 4,846.94 = 2,020.48 : x
  2. Step 2: Convert to fraction form
    3,512.19/4,846.94 = 2,020.48/x
  3. Step 3: Cross multiply
    3,512.19x = 4,846.94 × 2,020.48
  4. Step 4: Simplify right side
    3,512.19x = 9,793,130.69
  5. Step 5: Solve for x
    x = 9,793,130.69/3,512.19
  6. Step 6: Final answer
    x = 2,788.32

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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.