Home / 2,489.93-3,435.75-1,481.35

Finding the Fourth Proportional to 2,489.93, 3,435.75 and 1,481.35

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Solution

The fourth proportional to 2,489.93, 3,435.75 and 1,481.35 is: 2,044.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489.93 : 3,435.75 = 1,481.35 : x
  2. Step 2: Convert to fraction form
    2,489.93/3,435.75 = 1,481.35/x
  3. Step 3: Cross multiply
    2,489.93x = 3,435.75 × 1,481.35
  4. Step 4: Simplify right side
    2,489.93x = 5,089,557.20
  5. Step 5: Solve for x
    x = 5,089,557.20/2,489.93
  6. Step 6: Final answer
    x = 2,044.05

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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.