Home / 3,865.08-5,797.98-1,268.28

Finding the Fourth Proportional to 3,865.08, 5,797.98 and 1,268.28

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Solution

The fourth proportional to 3,865.08, 5,797.98 and 1,268.28 is: 1,902.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865.08 : 5,797.98 = 1,268.28 : x
  2. Step 2: Convert to fraction form
    3,865.08/5,797.98 = 1,268.28/x
  3. Step 3: Cross multiply
    3,865.08x = 5,797.98 × 1,268.28
  4. Step 4: Simplify right side
    3,865.08x = 7,353,462.07
  5. Step 5: Solve for x
    x = 7,353,462.07/3,865.08
  6. Step 6: Final answer
    x = 1,902.54

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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.