Home / 4,270.32-6,419.15-3,965.96

Finding the Fourth Proportional to 4,270.32, 6,419.15 and 3,965.96

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Solution

The fourth proportional to 4,270.32, 6,419.15 and 3,965.96 is: 5,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.32 : 6,419.15 = 3,965.96 : x
  2. Step 2: Convert to fraction form
    4,270.32/6,419.15 = 3,965.96/x
  3. Step 3: Cross multiply
    4,270.32x = 6,419.15 × 3,965.96
  4. Step 4: Simplify right side
    4,270.32x = 25,458,103.22
  5. Step 5: Solve for x
    x = 25,458,103.22/4,270.32
  6. Step 6: Final answer
    x = 5,961.64

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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.