Home / 4,738.41-6,539.31-3,142.26

Finding the Fourth Proportional to 4,738.41, 6,539.31 and 3,142.26

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Solution

The fourth proportional to 4,738.41, 6,539.31 and 3,142.26 is: 4,336.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.41 : 6,539.31 = 3,142.26 : x
  2. Step 2: Convert to fraction form
    4,738.41/6,539.31 = 3,142.26/x
  3. Step 3: Cross multiply
    4,738.41x = 6,539.31 × 3,142.26
  4. Step 4: Simplify right side
    4,738.41x = 20,548,212.24
  5. Step 5: Solve for x
    x = 20,548,212.24/4,738.41
  6. Step 6: Final answer
    x = 4,336.52

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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.