Home / 7,091.20-10,635.47-2,092.51

Finding the Fourth Proportional to 7,091.20, 10,635.47 and 2,092.51

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Solution

The fourth proportional to 7,091.20, 10,635.47 and 2,092.51 is: 3,138.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,091.20 : 10,635.47 = 2,092.51 : x
  2. Step 2: Convert to fraction form
    7,091.20/10,635.47 = 2,092.51/x
  3. Step 3: Cross multiply
    7,091.20x = 10,635.47 × 2,092.51
  4. Step 4: Simplify right side
    7,091.20x = 22,254,763.69
  5. Step 5: Solve for x
    x = 22,254,763.69/7,091.20
  6. Step 6: Final answer
    x = 3,138.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.