Home / 2,842.04-3,921.39-1,662.41

Finding the Fourth Proportional to 2,842.04, 3,921.39 and 1,662.41

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Solution

The fourth proportional to 2,842.04, 3,921.39 and 1,662.41 is: 2,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.04 : 3,921.39 = 1,662.41 : x
  2. Step 2: Convert to fraction form
    2,842.04/3,921.39 = 1,662.41/x
  3. Step 3: Cross multiply
    2,842.04x = 3,921.39 × 1,662.41
  4. Step 4: Simplify right side
    2,842.04x = 6,518,938.34
  5. Step 5: Solve for x
    x = 6,518,938.34/2,842.04
  6. Step 6: Final answer
    x = 2,293.76

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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.