Home / 5,181.17-7,765.27-4,081.19

Finding the Fourth Proportional to 5,181.17, 7,765.27 and 4,081.19

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Solution

The fourth proportional to 5,181.17, 7,765.27 and 4,081.19 is: 6,116.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.17 : 7,765.27 = 4,081.19 : x
  2. Step 2: Convert to fraction form
    5,181.17/7,765.27 = 4,081.19/x
  3. Step 3: Cross multiply
    5,181.17x = 7,765.27 × 4,081.19
  4. Step 4: Simplify right side
    5,181.17x = 31,691,493.24
  5. Step 5: Solve for x
    x = 31,691,493.24/5,181.17
  6. Step 6: Final answer
    x = 6,116.67

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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.