Home / 1,849.76-2,775.94-1,028.68

Finding the Fourth Proportional to 1,849.76, 2,775.94 and 1,028.68

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Solution

The fourth proportional to 1,849.76, 2,775.94 and 1,028.68 is: 1,543.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.76 : 2,775.94 = 1,028.68 : x
  2. Step 2: Convert to fraction form
    1,849.76/2,775.94 = 1,028.68/x
  3. Step 3: Cross multiply
    1,849.76x = 2,775.94 × 1,028.68
  4. Step 4: Simplify right side
    1,849.76x = 2,855,553.96
  5. Step 5: Solve for x
    x = 2,855,553.96/1,849.76
  6. Step 6: Final answer
    x = 1,543.74

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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.