Home / 3,646.62-5,469.75-1,792.26

Finding the Fourth Proportional to 3,646.62, 5,469.75 and 1,792.26

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Solution

The fourth proportional to 3,646.62, 5,469.75 and 1,792.26 is: 2,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.62 : 5,469.75 = 1,792.26 : x
  2. Step 2: Convert to fraction form
    3,646.62/5,469.75 = 1,792.26/x
  3. Step 3: Cross multiply
    3,646.62x = 5,469.75 × 1,792.26
  4. Step 4: Simplify right side
    3,646.62x = 9,803,214.14
  5. Step 5: Solve for x
    x = 9,803,214.14/3,646.62
  6. Step 6: Final answer
    x = 2,688.30

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1.5x scale

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.