Home / 3,778.49-5,213.37-2,359.97

Finding the Fourth Proportional to 3,778.49, 5,213.37 and 2,359.97

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Solution

The fourth proportional to 3,778.49, 5,213.37 and 2,359.97 is: 3,256.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778.49 : 5,213.37 = 2,359.97 : x
  2. Step 2: Convert to fraction form
    3,778.49/5,213.37 = 2,359.97/x
  3. Step 3: Cross multiply
    3,778.49x = 5,213.37 × 2,359.97
  4. Step 4: Simplify right side
    3,778.49x = 12,303,409.83
  5. Step 5: Solve for x
    x = 12,303,409.83/3,778.49
  6. Step 6: Final answer
    x = 3,256.18

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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.