Home / 8,815.65-13,223.40-2,241.75

Finding the Fourth Proportional to 8,815.65, 13,223.40 and 2,241.75

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Solution

The fourth proportional to 8,815.65, 13,223.40 and 2,241.75 is: 3,362.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815.65 : 13,223.40 = 2,241.75 : x
  2. Step 2: Convert to fraction form
    8,815.65/13,223.40 = 2,241.75/x
  3. Step 3: Cross multiply
    8,815.65x = 13,223.40 × 2,241.75
  4. Step 4: Simplify right side
    8,815.65x = 29,643,556.95
  5. Step 5: Solve for x
    x = 29,643,556.95/8,815.65
  6. Step 6: Final answer
    x = 3,362.61

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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.