Home / 2,673.68-4,006.37-1,853.55

Finding the Fourth Proportional to 2,673.68, 4,006.37 and 1,853.55

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Solution

The fourth proportional to 2,673.68, 4,006.37 and 1,853.55 is: 2,777.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,673.68 : 4,006.37 = 1,853.55 : x
  2. Step 2: Convert to fraction form
    2,673.68/4,006.37 = 1,853.55/x
  3. Step 3: Cross multiply
    2,673.68x = 4,006.37 × 1,853.55
  4. Step 4: Simplify right side
    2,673.68x = 7,425,997.85
  5. Step 5: Solve for x
    x = 7,425,997.85/2,673.68
  6. Step 6: Final answer
    x = 2,777.45

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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.