Home / 2,127.35-2,935.55-1,183.05

Finding the Fourth Proportional to 2,127.35, 2,935.55 and 1,183.05

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Solution

The fourth proportional to 2,127.35, 2,935.55 and 1,183.05 is: 1,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.35 : 2,935.55 = 1,183.05 : x
  2. Step 2: Convert to fraction form
    2,127.35/2,935.55 = 1,183.05/x
  3. Step 3: Cross multiply
    2,127.35x = 2,935.55 × 1,183.05
  4. Step 4: Simplify right side
    2,127.35x = 3,472,896.51
  5. Step 5: Solve for x
    x = 3,472,896.51/2,127.35
  6. Step 6: Final answer
    x = 1,632.50

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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.