Home / 7,296.28-10,942.43-2,615.42

Finding the Fourth Proportional to 7,296.28, 10,942.43 and 2,615.42

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Solution

The fourth proportional to 7,296.28, 10,942.43 and 2,615.42 is: 3,922.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296.28 : 10,942.43 = 2,615.42 : x
  2. Step 2: Convert to fraction form
    7,296.28/10,942.43 = 2,615.42/x
  3. Step 3: Cross multiply
    7,296.28x = 10,942.43 × 2,615.42
  4. Step 4: Simplify right side
    7,296.28x = 28,619,033.32
  5. Step 5: Solve for x
    x = 28,619,033.32/7,296.28
  6. Step 6: Final answer
    x = 3,922.41

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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.