Home / 3,329.73-4,990.50-1,847.70

Finding the Fourth Proportional to 3,329.73, 4,990.50 and 1,847.70

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Solution

The fourth proportional to 3,329.73, 4,990.50 and 1,847.70 is: 2,769.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.73 : 4,990.50 = 1,847.70 : x
  2. Step 2: Convert to fraction form
    3,329.73/4,990.50 = 1,847.70/x
  3. Step 3: Cross multiply
    3,329.73x = 4,990.50 × 1,847.70
  4. Step 4: Simplify right side
    3,329.73x = 9,220,946.85
  5. Step 5: Solve for x
    x = 9,220,946.85/3,329.73
  6. Step 6: Final answer
    x = 2,769.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.