Home / 3,386.22-5,078.93-1,537.26

Finding the Fourth Proportional to 3,386.22, 5,078.93 and 1,537.26

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Solution

The fourth proportional to 3,386.22, 5,078.93 and 1,537.26 is: 2,305.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.22 : 5,078.93 = 1,537.26 : x
  2. Step 2: Convert to fraction form
    3,386.22/5,078.93 = 1,537.26/x
  3. Step 3: Cross multiply
    3,386.22x = 5,078.93 × 1,537.26
  4. Step 4: Simplify right side
    3,386.22x = 7,807,628.25
  5. Step 5: Solve for x
    x = 7,807,628.25/3,386.22
  6. Step 6: Final answer
    x = 2,305.71

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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.