Home / 3,181.41-4,765.23-2,830.82

Finding the Fourth Proportional to 3,181.41, 4,765.23 and 2,830.82

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Solution

The fourth proportional to 3,181.41, 4,765.23 and 2,830.82 is: 4,240.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181.41 : 4,765.23 = 2,830.82 : x
  2. Step 2: Convert to fraction form
    3,181.41/4,765.23 = 2,830.82/x
  3. Step 3: Cross multiply
    3,181.41x = 4,765.23 × 2,830.82
  4. Step 4: Simplify right side
    3,181.41x = 13,489,484.56
  5. Step 5: Solve for x
    x = 13,489,484.56/3,181.41
  6. Step 6: Final answer
    x = 4,240.10

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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.