Home / 3,765.36-5,652.88-3,191.84

Finding the Fourth Proportional to 3,765.36, 5,652.88 and 3,191.84

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Solution

The fourth proportional to 3,765.36, 5,652.88 and 3,191.84 is: 4,791.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.36 : 5,652.88 = 3,191.84 : x
  2. Step 2: Convert to fraction form
    3,765.36/5,652.88 = 3,191.84/x
  3. Step 3: Cross multiply
    3,765.36x = 5,652.88 × 3,191.84
  4. Step 4: Simplify right side
    3,765.36x = 18,043,088.50
  5. Step 5: Solve for x
    x = 18,043,088.50/3,765.36
  6. Step 6: Final answer
    x = 4,791.86

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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.