Home / 3,844.79-5,768.54-1,898.36

Finding the Fourth Proportional to 3,844.79, 5,768.54 and 1,898.36

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Solution

The fourth proportional to 3,844.79, 5,768.54 and 1,898.36 is: 2,848.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844.79 : 5,768.54 = 1,898.36 : x
  2. Step 2: Convert to fraction form
    3,844.79/5,768.54 = 1,898.36/x
  3. Step 3: Cross multiply
    3,844.79x = 5,768.54 × 1,898.36
  4. Step 4: Simplify right side
    3,844.79x = 10,950,727.26
  5. Step 5: Solve for x
    x = 10,950,727.26/3,844.79
  6. Step 6: Final answer
    x = 2,848.20

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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.