Home / 7,926.42-11,896.38-4,419.84

Finding the Fourth Proportional to 7,926.42, 11,896.38 and 4,419.84

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Solution

The fourth proportional to 7,926.42, 11,896.38 and 4,419.84 is: 6,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.42 : 11,896.38 = 4,419.84 : x
  2. Step 2: Convert to fraction form
    7,926.42/11,896.38 = 4,419.84/x
  3. Step 3: Cross multiply
    7,926.42x = 11,896.38 × 4,419.84
  4. Step 4: Simplify right side
    7,926.42x = 52,580,096.18
  5. Step 5: Solve for x
    x = 52,580,096.18/7,926.42
  6. Step 6: Final answer
    x = 6,633.52

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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.