Home / 8,250.44-12,376.16-3,320.06

Finding the Fourth Proportional to 8,250.44, 12,376.16 and 3,320.06

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Solution

The fourth proportional to 8,250.44, 12,376.16 and 3,320.06 is: 4,980.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.44 : 12,376.16 = 3,320.06 : x
  2. Step 2: Convert to fraction form
    8,250.44/12,376.16 = 3,320.06/x
  3. Step 3: Cross multiply
    8,250.44x = 12,376.16 × 3,320.06
  4. Step 4: Simplify right side
    8,250.44x = 41,089,593.77
  5. Step 5: Solve for x
    x = 41,089,593.77/8,250.44
  6. Step 6: Final answer
    x = 4,980.29

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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.