Home / 7,127.33-10,692-2,197.37

Finding the Fourth Proportional to 7,127.33, 10,692 and 2,197.37

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Solution

The fourth proportional to 7,127.33, 10,692 and 2,197.37 is: 3,296.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127.33 : 10,692 = 2,197.37 : x
  2. Step 2: Convert to fraction form
    7,127.33/10,692 = 2,197.37/x
  3. Step 3: Cross multiply
    7,127.33x = 10,692 × 2,197.37
  4. Step 4: Simplify right side
    7,127.33x = 23,494,280.04
  5. Step 5: Solve for x
    x = 23,494,280.04/7,127.33
  6. Step 6: Final answer
    x = 3,296.36

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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.