Home / 3,559.96-5,339.46-1,828.60

Finding the Fourth Proportional to 3,559.96, 5,339.46 and 1,828.60

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Solution

The fourth proportional to 3,559.96, 5,339.46 and 1,828.60 is: 2,742.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559.96 : 5,339.46 = 1,828.60 : x
  2. Step 2: Convert to fraction form
    3,559.96/5,339.46 = 1,828.60/x
  3. Step 3: Cross multiply
    3,559.96x = 5,339.46 × 1,828.60
  4. Step 4: Simplify right side
    3,559.96x = 9,763,736.56
  5. Step 5: Solve for x
    x = 9,763,736.56/3,559.96
  6. Step 6: Final answer
    x = 2,742.65

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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.