Home / 3,928.45-5,893.48-3,536.35

Finding the Fourth Proportional to 3,928.45, 5,893.48 and 3,536.35

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Solution

The fourth proportional to 3,928.45, 5,893.48 and 3,536.35 is: 5,305.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928.45 : 5,893.48 = 3,536.35 : x
  2. Step 2: Convert to fraction form
    3,928.45/5,893.48 = 3,536.35/x
  3. Step 3: Cross multiply
    3,928.45x = 5,893.48 × 3,536.35
  4. Step 4: Simplify right side
    3,928.45x = 20,841,408.00
  5. Step 5: Solve for x
    x = 20,841,408.00/3,928.45
  6. Step 6: Final answer
    x = 5,305.25

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1.5x scale

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.