Home / 7,374.42-11,051.88-2,986.68

Finding the Fourth Proportional to 7,374.42, 11,051.88 and 2,986.68

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Solution

The fourth proportional to 7,374.42, 11,051.88 and 2,986.68 is: 4,476.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.42 : 11,051.88 = 2,986.68 : x
  2. Step 2: Convert to fraction form
    7,374.42/11,051.88 = 2,986.68/x
  3. Step 3: Cross multiply
    7,374.42x = 11,051.88 × 2,986.68
  4. Step 4: Simplify right side
    7,374.42x = 33,008,428.96
  5. Step 5: Solve for x
    x = 33,008,428.96/7,374.42
  6. Step 6: Final answer
    x = 4,476.07

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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.