Home / 3,550.21-4,896.75-3,077.26

Finding the Fourth Proportional to 3,550.21, 4,896.75 and 3,077.26

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Solution

The fourth proportional to 3,550.21, 4,896.75 and 3,077.26 is: 4,244.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.21 : 4,896.75 = 3,077.26 : x
  2. Step 2: Convert to fraction form
    3,550.21/4,896.75 = 3,077.26/x
  3. Step 3: Cross multiply
    3,550.21x = 4,896.75 × 3,077.26
  4. Step 4: Simplify right side
    3,550.21x = 15,068,572.20
  5. Step 5: Solve for x
    x = 15,068,572.20/3,550.21
  6. Step 6: Final answer
    x = 4,244.42

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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.