Home / 2,004.50-2,763.36-1,769.60

Finding the Fourth Proportional to 2,004.50, 2,763.36 and 1,769.60

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Solution

The fourth proportional to 2,004.50, 2,763.36 and 1,769.60 is: 2,439.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.50 : 2,763.36 = 1,769.60 : x
  2. Step 2: Convert to fraction form
    2,004.50/2,763.36 = 1,769.60/x
  3. Step 3: Cross multiply
    2,004.50x = 2,763.36 × 1,769.60
  4. Step 4: Simplify right side
    2,004.50x = 4,890,028.04
  5. Step 5: Solve for x
    x = 4,890,028.04/2,004.50
  6. Step 6: Final answer
    x = 2,439.53

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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.