Home / 3,003.80-4,500.30-2,823.08

Finding the Fourth Proportional to 3,003.80, 4,500.30 and 2,823.08

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Solution

The fourth proportional to 3,003.80, 4,500.30 and 2,823.08 is: 4,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.80 : 4,500.30 = 2,823.08 : x
  2. Step 2: Convert to fraction form
    3,003.80/4,500.30 = 2,823.08/x
  3. Step 3: Cross multiply
    3,003.80x = 4,500.30 × 2,823.08
  4. Step 4: Simplify right side
    3,003.80x = 12,704,706.92
  5. Step 5: Solve for x
    x = 12,704,706.92/3,003.80
  6. Step 6: Final answer
    x = 4,229.54

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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.