Home / 5,057.60-6,975.99-3,355.79

Finding the Fourth Proportional to 5,057.60, 6,975.99 and 3,355.79

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Solution

The fourth proportional to 5,057.60, 6,975.99 and 3,355.79 is: 4,628.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.60 : 6,975.99 = 3,355.79 : x
  2. Step 2: Convert to fraction form
    5,057.60/6,975.99 = 3,355.79/x
  3. Step 3: Cross multiply
    5,057.60x = 6,975.99 × 3,355.79
  4. Step 4: Simplify right side
    5,057.60x = 23,409,922.60
  5. Step 5: Solve for x
    x = 23,409,922.60/5,057.60
  6. Step 6: Final answer
    x = 4,628.67

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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.