Home / 5,266.19-7,268.79-3,275.56

Finding the Fourth Proportional to 5,266.19, 7,268.79 and 3,275.56

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Solution

The fourth proportional to 5,266.19, 7,268.79 and 3,275.56 is: 4,521.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.19 : 7,268.79 = 3,275.56 : x
  2. Step 2: Convert to fraction form
    5,266.19/7,268.79 = 3,275.56/x
  3. Step 3: Cross multiply
    5,266.19x = 7,268.79 × 3,275.56
  4. Step 4: Simplify right side
    5,266.19x = 23,809,379.14
  5. Step 5: Solve for x
    x = 23,809,379.14/5,266.19
  6. Step 6: Final answer
    x = 4,521.18

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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.