Home / 5,511.26-7,603.66-3,622.69

Finding the Fourth Proportional to 5,511.26, 7,603.66 and 3,622.69

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Solution

The fourth proportional to 5,511.26, 7,603.66 and 3,622.69 is: 4,998.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.26 : 7,603.66 = 3,622.69 : x
  2. Step 2: Convert to fraction form
    5,511.26/7,603.66 = 3,622.69/x
  3. Step 3: Cross multiply
    5,511.26x = 7,603.66 × 3,622.69
  4. Step 4: Simplify right side
    5,511.26x = 27,545,717.08
  5. Step 5: Solve for x
    x = 27,545,717.08/5,511.26
  6. Step 6: Final answer
    x = 4,998.08

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1.5x scale

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.