Home / 7,741.12-10,682.60-4,383.88

Finding the Fourth Proportional to 7,741.12, 10,682.60 and 4,383.88

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Solution

The fourth proportional to 7,741.12, 10,682.60 and 4,383.88 is: 6,049.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.12 : 10,682.60 = 4,383.88 : x
  2. Step 2: Convert to fraction form
    7,741.12/10,682.60 = 4,383.88/x
  3. Step 3: Cross multiply
    7,741.12x = 10,682.60 × 4,383.88
  4. Step 4: Simplify right side
    7,741.12x = 46,831,236.49
  5. Step 5: Solve for x
    x = 46,831,236.49/7,741.12
  6. Step 6: Final answer
    x = 6,049.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.