Home / 2,721.96-4,078.94-1,610.23

Finding the Fourth Proportional to 2,721.96, 4,078.94 and 1,610.23

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Solution

The fourth proportional to 2,721.96, 4,078.94 and 1,610.23 is: 2,412.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721.96 : 4,078.94 = 1,610.23 : x
  2. Step 2: Convert to fraction form
    2,721.96/4,078.94 = 1,610.23/x
  3. Step 3: Cross multiply
    2,721.96x = 4,078.94 × 1,610.23
  4. Step 4: Simplify right side
    2,721.96x = 6,568,031.56
  5. Step 5: Solve for x
    x = 6,568,031.56/2,721.96
  6. Step 6: Final answer
    x = 2,412.98

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1.5x scale

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.