Home / 2,082.09-2,873.37-1,197.89

Finding the Fourth Proportional to 2,082.09, 2,873.37 and 1,197.89

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Solution

The fourth proportional to 2,082.09, 2,873.37 and 1,197.89 is: 1,653.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.09 : 2,873.37 = 1,197.89 : x
  2. Step 2: Convert to fraction form
    2,082.09/2,873.37 = 1,197.89/x
  3. Step 3: Cross multiply
    2,082.09x = 2,873.37 × 1,197.89
  4. Step 4: Simplify right side
    2,082.09x = 3,441,988.37
  5. Step 5: Solve for x
    x = 3,441,988.37/2,082.09
  6. Step 6: Final answer
    x = 1,653.14

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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.