Home / 4,809.82-7,213.32-1,848.06

Finding the Fourth Proportional to 4,809.82, 7,213.32 and 1,848.06

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Solution

The fourth proportional to 4,809.82, 7,213.32 and 1,848.06 is: 2,771.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.82 : 7,213.32 = 1,848.06 : x
  2. Step 2: Convert to fraction form
    4,809.82/7,213.32 = 1,848.06/x
  3. Step 3: Cross multiply
    4,809.82x = 7,213.32 × 1,848.06
  4. Step 4: Simplify right side
    4,809.82x = 13,330,648.16
  5. Step 5: Solve for x
    x = 13,330,648.16/4,809.82
  6. Step 6: Final answer
    x = 2,771.55

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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.