Home / 3,683.75-5,083.58-2,027.75

Finding the Fourth Proportional to 3,683.75, 5,083.58 and 2,027.75

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Solution

The fourth proportional to 3,683.75, 5,083.58 and 2,027.75 is: 2,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.75 : 5,083.58 = 2,027.75 : x
  2. Step 2: Convert to fraction form
    3,683.75/5,083.58 = 2,027.75/x
  3. Step 3: Cross multiply
    3,683.75x = 5,083.58 × 2,027.75
  4. Step 4: Simplify right side
    3,683.75x = 10,308,219.21
  5. Step 5: Solve for x
    x = 10,308,219.21/3,683.75
  6. Step 6: Final answer
    x = 2,798.30

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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.