Home / 8,125.48-12,181.68-5,041

Finding the Fourth Proportional to 8,125.48, 12,181.68 and 5,041

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Solution

The fourth proportional to 8,125.48, 12,181.68 and 5,041 is: 7,557.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.48 : 12,181.68 = 5,041 : x
  2. Step 2: Convert to fraction form
    8,125.48/12,181.68 = 5,041/x
  3. Step 3: Cross multiply
    8,125.48x = 12,181.68 × 5,041
  4. Step 4: Simplify right side
    8,125.48x = 61,407,848.88
  5. Step 5: Solve for x
    x = 61,407,848.88/8,125.48
  6. Step 6: Final answer
    x = 7,557.44

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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.