Home / 9,078.03-13,619.50-3,810.26

Finding the Fourth Proportional to 9,078.03, 13,619.50 and 3,810.26

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Solution

The fourth proportional to 9,078.03, 13,619.50 and 3,810.26 is: 5,716.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078.03 : 13,619.50 = 3,810.26 : x
  2. Step 2: Convert to fraction form
    9,078.03/13,619.50 = 3,810.26/x
  3. Step 3: Cross multiply
    9,078.03x = 13,619.50 × 3,810.26
  4. Step 4: Simplify right side
    9,078.03x = 51,893,860.59
  5. Step 5: Solve for x
    x = 51,893,860.59/9,078.03
  6. Step 6: Final answer
    x = 5,716.42

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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.