Home / 3,190.50-4,403.04-1,793.25

Finding the Fourth Proportional to 3,190.50, 4,403.04 and 1,793.25

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Solution

The fourth proportional to 3,190.50, 4,403.04 and 1,793.25 is: 2,474.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.50 : 4,403.04 = 1,793.25 : x
  2. Step 2: Convert to fraction form
    3,190.50/4,403.04 = 1,793.25/x
  3. Step 3: Cross multiply
    3,190.50x = 4,403.04 × 1,793.25
  4. Step 4: Simplify right side
    3,190.50x = 7,895,751.48
  5. Step 5: Solve for x
    x = 7,895,751.48/3,190.50
  6. Step 6: Final answer
    x = 2,474.77

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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.