Home / 10,493.80-14,481.44-5,777.96

Finding the Fourth Proportional to 10,493.80, 14,481.44 and 5,777.96

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Solution

The fourth proportional to 10,493.80, 14,481.44 and 5,777.96 is: 7,973.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,493.80 : 14,481.44 = 5,777.96 : x
  2. Step 2: Convert to fraction form
    10,493.80/14,481.44 = 5,777.96/x
  3. Step 3: Cross multiply
    10,493.80x = 14,481.44 × 5,777.96
  4. Step 4: Simplify right side
    10,493.80x = 83,673,181.06
  5. Step 5: Solve for x
    x = 83,673,181.06/10,493.80
  6. Step 6: Final answer
    x = 7,973.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.