Home / 2,082.07-2,873.73-1,871.86

Finding the Fourth Proportional to 2,082.07, 2,873.73 and 1,871.86

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Solution

The fourth proportional to 2,082.07, 2,873.73 and 1,871.86 is: 2,583.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.07 : 2,873.73 = 1,871.86 : x
  2. Step 2: Convert to fraction form
    2,082.07/2,873.73 = 1,871.86/x
  3. Step 3: Cross multiply
    2,082.07x = 2,873.73 × 1,871.86
  4. Step 4: Simplify right side
    2,082.07x = 5,379,220.24
  5. Step 5: Solve for x
    x = 5,379,220.24/2,082.07
  6. Step 6: Final answer
    x = 2,583.59

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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.