Home / 4,178.23-6,268.29-1,367.21

Finding the Fourth Proportional to 4,178.23, 6,268.29 and 1,367.21

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Solution

The fourth proportional to 4,178.23, 6,268.29 and 1,367.21 is: 2,051.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.23 : 6,268.29 = 1,367.21 : x
  2. Step 2: Convert to fraction form
    4,178.23/6,268.29 = 1,367.21/x
  3. Step 3: Cross multiply
    4,178.23x = 6,268.29 × 1,367.21
  4. Step 4: Simplify right side
    4,178.23x = 8,570,044.06
  5. Step 5: Solve for x
    x = 8,570,044.06/4,178.23
  6. Step 6: Final answer
    x = 2,051.12

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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.