Home / 3,028.70-4,179.54-1,849.77

Finding the Fourth Proportional to 3,028.70, 4,179.54 and 1,849.77

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Solution

The fourth proportional to 3,028.70, 4,179.54 and 1,849.77 is: 2,552.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.70 : 4,179.54 = 1,849.77 : x
  2. Step 2: Convert to fraction form
    3,028.70/4,179.54 = 1,849.77/x
  3. Step 3: Cross multiply
    3,028.70x = 4,179.54 × 1,849.77
  4. Step 4: Simplify right side
    3,028.70x = 7,731,187.71
  5. Step 5: Solve for x
    x = 7,731,187.71/3,028.70
  6. Step 6: Final answer
    x = 2,552.64

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1.5x scale

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.