Home / 6,945.05-9,582.68-4,113.31

Finding the Fourth Proportional to 6,945.05, 9,582.68 and 4,113.31

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Solution

The fourth proportional to 6,945.05, 9,582.68 and 4,113.31 is: 5,675.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.05 : 9,582.68 = 4,113.31 : x
  2. Step 2: Convert to fraction form
    6,945.05/9,582.68 = 4,113.31/x
  3. Step 3: Cross multiply
    6,945.05x = 9,582.68 × 4,113.31
  4. Step 4: Simplify right side
    6,945.05x = 39,416,464.99
  5. Step 5: Solve for x
    x = 39,416,464.99/6,945.05
  6. Step 6: Final answer
    x = 5,675.48

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