Home / 3,480.33-5,219.45-1,835.98

Finding the Fourth Proportional to 3,480.33, 5,219.45 and 1,835.98

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Solution

The fourth proportional to 3,480.33, 5,219.45 and 1,835.98 is: 2,753.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480.33 : 5,219.45 = 1,835.98 : x
  2. Step 2: Convert to fraction form
    3,480.33/5,219.45 = 1,835.98/x
  3. Step 3: Cross multiply
    3,480.33x = 5,219.45 × 1,835.98
  4. Step 4: Simplify right side
    3,480.33x = 9,582,805.81
  5. Step 5: Solve for x
    x = 9,582,805.81/3,480.33
  6. Step 6: Final answer
    x = 2,753.42

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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.