Home / 6,268.61-8,651.55-3,615.96

Finding the Fourth Proportional to 6,268.61, 8,651.55 and 3,615.96

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Solution

The fourth proportional to 6,268.61, 8,651.55 and 3,615.96 is: 4,990.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.61 : 8,651.55 = 3,615.96 : x
  2. Step 2: Convert to fraction form
    6,268.61/8,651.55 = 3,615.96/x
  3. Step 3: Cross multiply
    6,268.61x = 8,651.55 × 3,615.96
  4. Step 4: Simplify right side
    6,268.61x = 31,283,704.74
  5. Step 5: Solve for x
    x = 31,283,704.74/6,268.61
  6. Step 6: Final answer
    x = 4,990.53

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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.