Home / 3,556.43-5,334.96-923.93

Finding the Fourth Proportional to 3,556.43, 5,334.96 and 923.93

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Solution

The fourth proportional to 3,556.43, 5,334.96 and 923.93 is: 1,385.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.43 : 5,334.96 = 923.93 : x
  2. Step 2: Convert to fraction form
    3,556.43/5,334.96 = 923.93/x
  3. Step 3: Cross multiply
    3,556.43x = 5,334.96 × 923.93
  4. Step 4: Simplify right side
    3,556.43x = 4,929,129.59
  5. Step 5: Solve for x
    x = 4,929,129.59/3,556.43
  6. Step 6: Final answer
    x = 1,385.98

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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.