Home / 3,828.66-5,742.99-1,055.36

Finding the Fourth Proportional to 3,828.66, 5,742.99 and 1,055.36

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Solution

The fourth proportional to 3,828.66, 5,742.99 and 1,055.36 is: 1,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.66 : 5,742.99 = 1,055.36 : x
  2. Step 2: Convert to fraction form
    3,828.66/5,742.99 = 1,055.36/x
  3. Step 3: Cross multiply
    3,828.66x = 5,742.99 × 1,055.36
  4. Step 4: Simplify right side
    3,828.66x = 6,060,921.93
  5. Step 5: Solve for x
    x = 6,060,921.93/3,828.66
  6. Step 6: Final answer
    x = 1,583.04

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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.