Home / 4,090.26-6,135.24-1,317.08

Finding the Fourth Proportional to 4,090.26, 6,135.24 and 1,317.08

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Solution

The fourth proportional to 4,090.26, 6,135.24 and 1,317.08 is: 1,975.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.26 : 6,135.24 = 1,317.08 : x
  2. Step 2: Convert to fraction form
    4,090.26/6,135.24 = 1,317.08/x
  3. Step 3: Cross multiply
    4,090.26x = 6,135.24 × 1,317.08
  4. Step 4: Simplify right side
    4,090.26x = 8,080,601.90
  5. Step 5: Solve for x
    x = 8,080,601.90/4,090.26
  6. Step 6: Final answer
    x = 1,975.57

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