Home / 8,792.40-13,192.08-3,858.60

Finding the Fourth Proportional to 8,792.40, 13,192.08 and 3,858.60

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Solution

The fourth proportional to 8,792.40, 13,192.08 and 3,858.60 is: 5,789.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792.40 : 13,192.08 = 3,858.60 : x
  2. Step 2: Convert to fraction form
    8,792.40/13,192.08 = 3,858.60/x
  3. Step 3: Cross multiply
    8,792.40x = 13,192.08 × 3,858.60
  4. Step 4: Simplify right side
    8,792.40x = 50,902,959.89
  5. Step 5: Solve for x
    x = 50,902,959.89/8,792.40
  6. Step 6: Final answer
    x = 5,789.43

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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.