Home / 3,556.48-5,335.50-1,091.49

Finding the Fourth Proportional to 3,556.48, 5,335.50 and 1,091.49

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Solution

The fourth proportional to 3,556.48, 5,335.50 and 1,091.49 is: 1,637.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.48 : 5,335.50 = 1,091.49 : x
  2. Step 2: Convert to fraction form
    3,556.48/5,335.50 = 1,091.49/x
  3. Step 3: Cross multiply
    3,556.48x = 5,335.50 × 1,091.49
  4. Step 4: Simplify right side
    3,556.48x = 5,823,644.90
  5. Step 5: Solve for x
    x = 5,823,644.90/3,556.48
  6. Step 6: Final answer
    x = 1,637.47

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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.