Home / 2,316.73-3,197.46-1,322.05

Finding the Fourth Proportional to 2,316.73, 3,197.46 and 1,322.05

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Solution

The fourth proportional to 2,316.73, 3,197.46 and 1,322.05 is: 1,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316.73 : 3,197.46 = 1,322.05 : x
  2. Step 2: Convert to fraction form
    2,316.73/3,197.46 = 1,322.05/x
  3. Step 3: Cross multiply
    2,316.73x = 3,197.46 × 1,322.05
  4. Step 4: Simplify right side
    2,316.73x = 4,227,201.99
  5. Step 5: Solve for x
    x = 4,227,201.99/2,316.73
  6. Step 6: Final answer
    x = 1,824.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.