Home / 4,571.20-6,304.48-3,078.51

Finding the Fourth Proportional to 4,571.20, 6,304.48 and 3,078.51

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Solution

The fourth proportional to 4,571.20, 6,304.48 and 3,078.51 is: 4,245.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.20 : 6,304.48 = 3,078.51 : x
  2. Step 2: Convert to fraction form
    4,571.20/6,304.48 = 3,078.51/x
  3. Step 3: Cross multiply
    4,571.20x = 6,304.48 × 3,078.51
  4. Step 4: Simplify right side
    4,571.20x = 19,408,390.70
  5. Step 5: Solve for x
    x = 19,408,390.70/4,571.20
  6. Step 6: Final answer
    x = 4,245.80

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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.