Home / 3,238.99-4,858.38-1,047.63

Finding the Fourth Proportional to 3,238.99, 4,858.38 and 1,047.63

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Solution

The fourth proportional to 3,238.99, 4,858.38 and 1,047.63 is: 1,571.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.99 : 4,858.38 = 1,047.63 : x
  2. Step 2: Convert to fraction form
    3,238.99/4,858.38 = 1,047.63/x
  3. Step 3: Cross multiply
    3,238.99x = 4,858.38 × 1,047.63
  4. Step 4: Simplify right side
    3,238.99x = 5,089,802.86
  5. Step 5: Solve for x
    x = 5,089,802.86/3,238.99
  6. Step 6: Final answer
    x = 1,571.42

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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.