Home / 3,444.90-4,755.72-2,331.72

Finding the Fourth Proportional to 3,444.90, 4,755.72 and 2,331.72

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Solution

The fourth proportional to 3,444.90, 4,755.72 and 2,331.72 is: 3,218.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.90 : 4,755.72 = 2,331.72 : x
  2. Step 2: Convert to fraction form
    3,444.90/4,755.72 = 2,331.72/x
  3. Step 3: Cross multiply
    3,444.90x = 4,755.72 × 2,331.72
  4. Step 4: Simplify right side
    3,444.90x = 11,089,007.44
  5. Step 5: Solve for x
    x = 11,089,007.44/3,444.90
  6. Step 6: Final answer
    x = 3,218.96

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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.