Home / 3,708.25-5,563.19-1,399.75

Finding the Fourth Proportional to 3,708.25, 5,563.19 and 1,399.75

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Solution

The fourth proportional to 3,708.25, 5,563.19 and 1,399.75 is: 2,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.25 : 5,563.19 = 1,399.75 : x
  2. Step 2: Convert to fraction form
    3,708.25/5,563.19 = 1,399.75/x
  3. Step 3: Cross multiply
    3,708.25x = 5,563.19 × 1,399.75
  4. Step 4: Simplify right side
    3,708.25x = 7,787,075.20
  5. Step 5: Solve for x
    x = 7,787,075.20/3,708.25
  6. Step 6: Final answer
    x = 2,099.93

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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.