Home / 4,179.39-6,263.67-3,131.13

Finding the Fourth Proportional to 4,179.39, 6,263.67 and 3,131.13

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Solution

The fourth proportional to 4,179.39, 6,263.67 and 3,131.13 is: 4,692.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.39 : 6,263.67 = 3,131.13 : x
  2. Step 2: Convert to fraction form
    4,179.39/6,263.67 = 3,131.13/x
  3. Step 3: Cross multiply
    4,179.39x = 6,263.67 × 3,131.13
  4. Step 4: Simplify right side
    4,179.39x = 19,612,365.05
  5. Step 5: Solve for x
    x = 19,612,365.05/4,179.39
  6. Step 6: Final answer
    x = 4,692.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.