Home / 7,274.21-10,905.44-2,342.52

Finding the Fourth Proportional to 7,274.21, 10,905.44 and 2,342.52

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Solution

The fourth proportional to 7,274.21, 10,905.44 and 2,342.52 is: 3,511.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.21 : 10,905.44 = 2,342.52 : x
  2. Step 2: Convert to fraction form
    7,274.21/10,905.44 = 2,342.52/x
  3. Step 3: Cross multiply
    7,274.21x = 10,905.44 × 2,342.52
  4. Step 4: Simplify right side
    7,274.21x = 25,546,199.60
  5. Step 5: Solve for x
    x = 25,546,199.60/7,274.21
  6. Step 6: Final answer
    x = 3,511.89

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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.