Home / 3,804.29-5,707.14-1,338.45

Finding the Fourth Proportional to 3,804.29, 5,707.14 and 1,338.45

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Solution

The fourth proportional to 3,804.29, 5,707.14 and 1,338.45 is: 2,007.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,804.29 : 5,707.14 = 1,338.45 : x
  2. Step 2: Convert to fraction form
    3,804.29/5,707.14 = 1,338.45/x
  3. Step 3: Cross multiply
    3,804.29x = 5,707.14 × 1,338.45
  4. Step 4: Simplify right side
    3,804.29x = 7,638,721.53
  5. Step 5: Solve for x
    x = 7,638,721.53/3,804.29
  6. Step 6: Final answer
    x = 2,007.92

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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.