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Finding the Fourth Proportional to 7,323.93, 10,986.41 and 2,941.39

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Solution

The fourth proportional to 7,323.93, 10,986.41 and 2,941.39 is: 4,412.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.93 : 10,986.41 = 2,941.39 : x
  2. Step 2: Convert to fraction form
    7,323.93/10,986.41 = 2,941.39/x
  3. Step 3: Cross multiply
    7,323.93x = 10,986.41 × 2,941.39
  4. Step 4: Simplify right side
    7,323.93x = 32,315,285.37
  5. Step 5: Solve for x
    x = 32,315,285.37/7,323.93
  6. Step 6: Final answer
    x = 4,412.29

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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.