Home / 2,867.48-3,956.22-1,608.35

Finding the Fourth Proportional to 2,867.48, 3,956.22 and 1,608.35

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Solution

The fourth proportional to 2,867.48, 3,956.22 and 1,608.35 is: 2,219.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.48 : 3,956.22 = 1,608.35 : x
  2. Step 2: Convert to fraction form
    2,867.48/3,956.22 = 1,608.35/x
  3. Step 3: Cross multiply
    2,867.48x = 3,956.22 × 1,608.35
  4. Step 4: Simplify right side
    2,867.48x = 6,362,986.44
  5. Step 5: Solve for x
    x = 6,362,986.44/2,867.48
  6. Step 6: Final answer
    x = 2,219.02

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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.