Home / 3,511.56-5,267.42-1,203.08

Finding the Fourth Proportional to 3,511.56, 5,267.42 and 1,203.08

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Solution

The fourth proportional to 3,511.56, 5,267.42 and 1,203.08 is: 1,804.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.56 : 5,267.42 = 1,203.08 : x
  2. Step 2: Convert to fraction form
    3,511.56/5,267.42 = 1,203.08/x
  3. Step 3: Cross multiply
    3,511.56x = 5,267.42 × 1,203.08
  4. Step 4: Simplify right side
    3,511.56x = 6,337,127.65
  5. Step 5: Solve for x
    x = 6,337,127.65/3,511.56
  6. Step 6: Final answer
    x = 1,804.65

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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.