Home / 4,172.51-6,261.60-2,226.08

Finding the Fourth Proportional to 4,172.51, 6,261.60 and 2,226.08

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Solution

The fourth proportional to 4,172.51, 6,261.60 and 2,226.08 is: 3,340.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.51 : 6,261.60 = 2,226.08 : x
  2. Step 2: Convert to fraction form
    4,172.51/6,261.60 = 2,226.08/x
  3. Step 3: Cross multiply
    4,172.51x = 6,261.60 × 2,226.08
  4. Step 4: Simplify right side
    4,172.51x = 13,938,791.22
  5. Step 5: Solve for x
    x = 13,938,791.22/4,172.51
  6. Step 6: Final answer
    x = 3,340.63

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Why These Related Problems?

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