Home / 3,285.85-4,534.39-1,793.79

Finding the Fourth Proportional to 3,285.85, 4,534.39 and 1,793.79

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Solution

The fourth proportional to 3,285.85, 4,534.39 and 1,793.79 is: 2,475.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.85 : 4,534.39 = 1,793.79 : x
  2. Step 2: Convert to fraction form
    3,285.85/4,534.39 = 1,793.79/x
  3. Step 3: Cross multiply
    3,285.85x = 4,534.39 × 1,793.79
  4. Step 4: Simplify right side
    3,285.85x = 8,133,743.44
  5. Step 5: Solve for x
    x = 8,133,743.44/3,285.85
  6. Step 6: Final answer
    x = 2,475.38

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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.