Home / 3,583.10-5,376.76-1,939.60

Finding the Fourth Proportional to 3,583.10, 5,376.76 and 1,939.60

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Solution

The fourth proportional to 3,583.10, 5,376.76 and 1,939.60 is: 2,910.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.10 : 5,376.76 = 1,939.60 : x
  2. Step 2: Convert to fraction form
    3,583.10/5,376.76 = 1,939.60/x
  3. Step 3: Cross multiply
    3,583.10x = 5,376.76 × 1,939.60
  4. Step 4: Simplify right side
    3,583.10x = 10,428,763.70
  5. Step 5: Solve for x
    x = 10,428,763.70/3,583.10
  6. Step 6: Final answer
    x = 2,910.54

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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.