Home / 4,234.36-5,841.46-2,742.78

Finding the Fourth Proportional to 4,234.36, 5,841.46 and 2,742.78

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Solution

The fourth proportional to 4,234.36, 5,841.46 and 2,742.78 is: 3,783.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,234.36 : 5,841.46 = 2,742.78 : x
  2. Step 2: Convert to fraction form
    4,234.36/5,841.46 = 2,742.78/x
  3. Step 3: Cross multiply
    4,234.36x = 5,841.46 × 2,742.78
  4. Step 4: Simplify right side
    4,234.36x = 16,021,839.66
  5. Step 5: Solve for x
    x = 16,021,839.66/4,234.36
  6. Step 6: Final answer
    x = 3,783.77

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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.