Home / 3,818.04-5,727.06-1,185.54

Finding the Fourth Proportional to 3,818.04, 5,727.06 and 1,185.54

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Solution

The fourth proportional to 3,818.04, 5,727.06 and 1,185.54 is: 1,778.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.04 : 5,727.06 = 1,185.54 : x
  2. Step 2: Convert to fraction form
    3,818.04/5,727.06 = 1,185.54/x
  3. Step 3: Cross multiply
    3,818.04x = 5,727.06 × 1,185.54
  4. Step 4: Simplify right side
    3,818.04x = 6,789,658.71
  5. Step 5: Solve for x
    x = 6,789,658.71/3,818.04
  6. Step 6: Final answer
    x = 1,778.31

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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.