Home / 8,945.00-13,418.72-3,102.07

Finding the Fourth Proportional to 8,945.00, 13,418.72 and 3,102.07

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Solution

The fourth proportional to 8,945.00, 13,418.72 and 3,102.07 is: 4,653.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.00 : 13,418.72 = 3,102.07 : x
  2. Step 2: Convert to fraction form
    8,945.00/13,418.72 = 3,102.07/x
  3. Step 3: Cross multiply
    8,945.00x = 13,418.72 × 3,102.07
  4. Step 4: Simplify right side
    8,945.00x = 41,625,771.33
  5. Step 5: Solve for x
    x = 41,625,771.33/8,945.00
  6. Step 6: Final answer
    x = 4,653.52

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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.