Home / 4,266.55-6,399.83-1,345.08

Finding the Fourth Proportional to 4,266.55, 6,399.83 and 1,345.08

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Solution

The fourth proportional to 4,266.55, 6,399.83 and 1,345.08 is: 2,017.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.55 : 6,399.83 = 1,345.08 : x
  2. Step 2: Convert to fraction form
    4,266.55/6,399.83 = 1,345.08/x
  3. Step 3: Cross multiply
    4,266.55x = 6,399.83 × 1,345.08
  4. Step 4: Simplify right side
    4,266.55x = 8,608,295.97
  5. Step 5: Solve for x
    x = 8,608,295.97/4,266.55
  6. Step 6: Final answer
    x = 2,017.62

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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.