Home / 2,648.50-3,654.36-1,600.36

Finding the Fourth Proportional to 2,648.50, 3,654.36 and 1,600.36

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Solution

The fourth proportional to 2,648.50, 3,654.36 and 1,600.36 is: 2,208.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648.50 : 3,654.36 = 1,600.36 : x
  2. Step 2: Convert to fraction form
    2,648.50/3,654.36 = 1,600.36/x
  3. Step 3: Cross multiply
    2,648.50x = 3,654.36 × 1,600.36
  4. Step 4: Simplify right side
    2,648.50x = 5,848,291.57
  5. Step 5: Solve for x
    x = 5,848,291.57/2,648.50
  6. Step 6: Final answer
    x = 2,208.15

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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.