Home / 4,268.55-6,396.35-2,076.69

Finding the Fourth Proportional to 4,268.55, 6,396.35 and 2,076.69

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Solution

The fourth proportional to 4,268.55, 6,396.35 and 2,076.69 is: 3,111.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.55 : 6,396.35 = 2,076.69 : x
  2. Step 2: Convert to fraction form
    4,268.55/6,396.35 = 2,076.69/x
  3. Step 3: Cross multiply
    4,268.55x = 6,396.35 × 2,076.69
  4. Step 4: Simplify right side
    4,268.55x = 13,283,225.70
  5. Step 5: Solve for x
    x = 13,283,225.70/4,268.55
  6. Step 6: Final answer
    x = 3,111.88

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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.