Home / 3,828.99-5,743.52-1,055.81

Finding the Fourth Proportional to 3,828.99, 5,743.52 and 1,055.81

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Solution

The fourth proportional to 3,828.99, 5,743.52 and 1,055.81 is: 1,583.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.99 : 5,743.52 = 1,055.81 : x
  2. Step 2: Convert to fraction form
    3,828.99/5,743.52 = 1,055.81/x
  3. Step 3: Cross multiply
    3,828.99x = 5,743.52 × 1,055.81
  4. Step 4: Simplify right side
    3,828.99x = 6,064,059.77
  5. Step 5: Solve for x
    x = 6,064,059.77/3,828.99
  6. Step 6: Final answer
    x = 1,583.72

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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.