Home / 2,571.49-3,544.94-1,685.75

Finding the Fourth Proportional to 2,571.49, 3,544.94 and 1,685.75

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Solution

The fourth proportional to 2,571.49, 3,544.94 and 1,685.75 is: 2,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,571.49 : 3,544.94 = 1,685.75 : x
  2. Step 2: Convert to fraction form
    2,571.49/3,544.94 = 1,685.75/x
  3. Step 3: Cross multiply
    2,571.49x = 3,544.94 × 1,685.75
  4. Step 4: Simplify right side
    2,571.49x = 5,975,883.04
  5. Step 5: Solve for x
    x = 5,975,883.04/2,571.49
  6. Step 6: Final answer
    x = 2,323.90

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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.