Home / 2,653.90-3,662.68-1,606.54

Finding the Fourth Proportional to 2,653.90, 3,662.68 and 1,606.54

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Solution

The fourth proportional to 2,653.90, 3,662.68 and 1,606.54 is: 2,217.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.90 : 3,662.68 = 1,606.54 : x
  2. Step 2: Convert to fraction form
    2,653.90/3,662.68 = 1,606.54/x
  3. Step 3: Cross multiply
    2,653.90x = 3,662.68 × 1,606.54
  4. Step 4: Simplify right side
    2,653.90x = 5,884,241.93
  5. Step 5: Solve for x
    x = 5,884,241.93/2,653.90
  6. Step 6: Final answer
    x = 2,217.21

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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.