Home / 4,190.36-5,782.66-2,276.18

Finding the Fourth Proportional to 4,190.36, 5,782.66 and 2,276.18

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Solution

The fourth proportional to 4,190.36, 5,782.66 and 2,276.18 is: 3,141.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.36 : 5,782.66 = 2,276.18 : x
  2. Step 2: Convert to fraction form
    4,190.36/5,782.66 = 2,276.18/x
  3. Step 3: Cross multiply
    4,190.36x = 5,782.66 × 2,276.18
  4. Step 4: Simplify right side
    4,190.36x = 13,162,375.04
  5. Step 5: Solve for x
    x = 13,162,375.04/4,190.36
  6. Step 6: Final answer
    x = 3,141.11

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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.