Home / 4,884.80-7,330.83-2,805.80

Finding the Fourth Proportional to 4,884.80, 7,330.83 and 2,805.80

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Solution

The fourth proportional to 4,884.80, 7,330.83 and 2,805.80 is: 4,210.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.80 : 7,330.83 = 2,805.80 : x
  2. Step 2: Convert to fraction form
    4,884.80/7,330.83 = 2,805.80/x
  3. Step 3: Cross multiply
    4,884.80x = 7,330.83 × 2,805.80
  4. Step 4: Simplify right side
    4,884.80x = 20,568,806.16
  5. Step 5: Solve for x
    x = 20,568,806.16/4,884.80
  6. Step 6: Final answer
    x = 4,210.78

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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.