Home / 1,849.86-2,552.58-1,571.22

Finding the Fourth Proportional to 1,849.86, 2,552.58 and 1,571.22

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Solution

The fourth proportional to 1,849.86, 2,552.58 and 1,571.22 is: 2,168.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.86 : 2,552.58 = 1,571.22 : x
  2. Step 2: Convert to fraction form
    1,849.86/2,552.58 = 1,571.22/x
  3. Step 3: Cross multiply
    1,849.86x = 2,552.58 × 1,571.22
  4. Step 4: Simplify right side
    1,849.86x = 4,010,664.75
  5. Step 5: Solve for x
    x = 4,010,664.75/1,849.86
  6. Step 6: Final answer
    x = 2,168.09

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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.