Home / 4,228.12-6,314.09-4,182.36

Finding the Fourth Proportional to 4,228.12, 6,314.09 and 4,182.36

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Solution

The fourth proportional to 4,228.12, 6,314.09 and 4,182.36 is: 6,245.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.12 : 6,314.09 = 4,182.36 : x
  2. Step 2: Convert to fraction form
    4,228.12/6,314.09 = 4,182.36/x
  3. Step 3: Cross multiply
    4,228.12x = 6,314.09 × 4,182.36
  4. Step 4: Simplify right side
    4,228.12x = 26,407,797.45
  5. Step 5: Solve for x
    x = 26,407,797.45/4,228.12
  6. Step 6: Final answer
    x = 6,245.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.