Home / 4,180.25-5,768.75-2,317.25

Finding the Fourth Proportional to 4,180.25, 5,768.75 and 2,317.25

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Solution

The fourth proportional to 4,180.25, 5,768.75 and 2,317.25 is: 3,197.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.25 : 5,768.75 = 2,317.25 : x
  2. Step 2: Convert to fraction form
    4,180.25/5,768.75 = 2,317.25/x
  3. Step 3: Cross multiply
    4,180.25x = 5,768.75 × 2,317.25
  4. Step 4: Simplify right side
    4,180.25x = 13,367,624.35
  5. Step 5: Solve for x
    x = 13,367,624.35/4,180.25
  6. Step 6: Final answer
    x = 3,197.81

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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.