Home / 1,873.89-2,806.46-1,481.25

Finding the Fourth Proportional to 1,873.89, 2,806.46 and 1,481.25

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Solution

The fourth proportional to 1,873.89, 2,806.46 and 1,481.25 is: 2,218.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.89 : 2,806.46 = 1,481.25 : x
  2. Step 2: Convert to fraction form
    1,873.89/2,806.46 = 1,481.25/x
  3. Step 3: Cross multiply
    1,873.89x = 2,806.46 × 1,481.25
  4. Step 4: Simplify right side
    1,873.89x = 4,157,079.63
  5. Step 5: Solve for x
    x = 4,157,079.63/1,873.89
  6. Step 6: Final answer
    x = 2,218.42

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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.