Home / 3,828.08-5,742.14-1,362.99

Finding the Fourth Proportional to 3,828.08, 5,742.14 and 1,362.99

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Solution

The fourth proportional to 3,828.08, 5,742.14 and 1,362.99 is: 2,044.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.08 : 5,742.14 = 1,362.99 : x
  2. Step 2: Convert to fraction form
    3,828.08/5,742.14 = 1,362.99/x
  3. Step 3: Cross multiply
    3,828.08x = 5,742.14 × 1,362.99
  4. Step 4: Simplify right side
    3,828.08x = 7,826,472.58
  5. Step 5: Solve for x
    x = 7,826,472.58/3,828.08
  6. Step 6: Final answer
    x = 2,044.49

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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.