Home / 5,208.88-7,814.48-1,511.26

Finding the Fourth Proportional to 5,208.88, 7,814.48 and 1,511.26

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Solution

The fourth proportional to 5,208.88, 7,814.48 and 1,511.26 is: 2,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.88 : 7,814.48 = 1,511.26 : x
  2. Step 2: Convert to fraction form
    5,208.88/7,814.48 = 1,511.26/x
  3. Step 3: Cross multiply
    5,208.88x = 7,814.48 × 1,511.26
  4. Step 4: Simplify right side
    5,208.88x = 11,809,711.04
  5. Step 5: Solve for x
    x = 11,809,711.04/5,208.88
  6. Step 6: Final answer
    x = 2,267.23

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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.