Home / 2,280.59-3,399.80-2,245.04

Finding the Fourth Proportional to 2,280.59, 3,399.80 and 2,245.04

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Solution

The fourth proportional to 2,280.59, 3,399.80 and 2,245.04 is: 3,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280.59 : 3,399.80 = 2,245.04 : x
  2. Step 2: Convert to fraction form
    2,280.59/3,399.80 = 2,245.04/x
  3. Step 3: Cross multiply
    2,280.59x = 3,399.80 × 2,245.04
  4. Step 4: Simplify right side
    2,280.59x = 7,632,669.99
  5. Step 5: Solve for x
    x = 7,632,669.99/2,280.59
  6. Step 6: Final answer
    x = 3,346.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.