Home / 8,125.44-12,172.60-4,828.51

Finding the Fourth Proportional to 8,125.44, 12,172.60 and 4,828.51

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Solution

The fourth proportional to 8,125.44, 12,172.60 and 4,828.51 is: 7,233.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.44 : 12,172.60 = 4,828.51 : x
  2. Step 2: Convert to fraction form
    8,125.44/12,172.60 = 4,828.51/x
  3. Step 3: Cross multiply
    8,125.44x = 12,172.60 × 4,828.51
  4. Step 4: Simplify right side
    8,125.44x = 58,775,520.83
  5. Step 5: Solve for x
    x = 58,775,520.83/8,125.44
  6. Step 6: Final answer
    x = 7,233.52

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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.