Home / 2,768.85-3,818.45-2,062.43

Finding the Fourth Proportional to 2,768.85, 3,818.45 and 2,062.43

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Solution

The fourth proportional to 2,768.85, 3,818.45 and 2,062.43 is: 2,844.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768.85 : 3,818.45 = 2,062.43 : x
  2. Step 2: Convert to fraction form
    2,768.85/3,818.45 = 2,062.43/x
  3. Step 3: Cross multiply
    2,768.85x = 3,818.45 × 2,062.43
  4. Step 4: Simplify right side
    2,768.85x = 7,875,285.83
  5. Step 5: Solve for x
    x = 7,875,285.83/2,768.85
  6. Step 6: Final answer
    x = 2,844.24

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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.