Home / 5,538.06-7,642.41-3,054.06

Finding the Fourth Proportional to 5,538.06, 7,642.41 and 3,054.06

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Solution

The fourth proportional to 5,538.06, 7,642.41 and 3,054.06 is: 4,214.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.06 : 7,642.41 = 3,054.06 : x
  2. Step 2: Convert to fraction form
    5,538.06/7,642.41 = 3,054.06/x
  3. Step 3: Cross multiply
    5,538.06x = 7,642.41 × 3,054.06
  4. Step 4: Simplify right side
    5,538.06x = 23,340,378.68
  5. Step 5: Solve for x
    x = 23,340,378.68/5,538.06
  6. Step 6: Final answer
    x = 4,214.54

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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.