Home / 3,607.96-5,409.99-1,267.36

Finding the Fourth Proportional to 3,607.96, 5,409.99 and 1,267.36

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Solution

The fourth proportional to 3,607.96, 5,409.99 and 1,267.36 is: 1,900.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.96 : 5,409.99 = 1,267.36 : x
  2. Step 2: Convert to fraction form
    3,607.96/5,409.99 = 1,267.36/x
  3. Step 3: Cross multiply
    3,607.96x = 5,409.99 × 1,267.36
  4. Step 4: Simplify right side
    3,607.96x = 6,856,404.93
  5. Step 5: Solve for x
    x = 6,856,404.93/3,607.96
  6. Step 6: Final answer
    x = 1,900.36

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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.