Home / 4,120.32-6,181.39-2,270.48

Finding the Fourth Proportional to 4,120.32, 6,181.39 and 2,270.48

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Solution

The fourth proportional to 4,120.32, 6,181.39 and 2,270.48 is: 3,406.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.32 : 6,181.39 = 2,270.48 : x
  2. Step 2: Convert to fraction form
    4,120.32/6,181.39 = 2,270.48/x
  3. Step 3: Cross multiply
    4,120.32x = 6,181.39 × 2,270.48
  4. Step 4: Simplify right side
    4,120.32x = 14,034,732.14
  5. Step 5: Solve for x
    x = 14,034,732.14/4,120.32
  6. Step 6: Final answer
    x = 3,406.22

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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.