Home / 2,214.11-3,323.48-982.39

Finding the Fourth Proportional to 2,214.11, 3,323.48 and 982.39

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Solution

The fourth proportional to 2,214.11, 3,323.48 and 982.39 is: 1,474.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.11 : 3,323.48 = 982.39 : x
  2. Step 2: Convert to fraction form
    2,214.11/3,323.48 = 982.39/x
  3. Step 3: Cross multiply
    2,214.11x = 3,323.48 × 982.39
  4. Step 4: Simplify right side
    2,214.11x = 3,264,931.99
  5. Step 5: Solve for x
    x = 3,264,931.99/2,214.11
  6. Step 6: Final answer
    x = 1,474.60

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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.