Home / 3,193.20-4,761.60-2,804.79

Finding the Fourth Proportional to 3,193.20, 4,761.60 and 2,804.79

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Solution

The fourth proportional to 3,193.20, 4,761.60 and 2,804.79 is: 4,182.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.20 : 4,761.60 = 2,804.79 : x
  2. Step 2: Convert to fraction form
    3,193.20/4,761.60 = 2,804.79/x
  3. Step 3: Cross multiply
    3,193.20x = 4,761.60 × 2,804.79
  4. Step 4: Simplify right side
    3,193.20x = 13,355,288.06
  5. Step 5: Solve for x
    x = 13,355,288.06/3,193.20
  6. Step 6: Final answer
    x = 4,182.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.