Home / 6,075.20-8,383.88-3,422.66

Finding the Fourth Proportional to 6,075.20, 8,383.88 and 3,422.66

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Solution

The fourth proportional to 6,075.20, 8,383.88 and 3,422.66 is: 4,723.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.20 : 8,383.88 = 3,422.66 : x
  2. Step 2: Convert to fraction form
    6,075.20/8,383.88 = 3,422.66/x
  3. Step 3: Cross multiply
    6,075.20x = 8,383.88 × 3,422.66
  4. Step 4: Simplify right side
    6,075.20x = 28,695,137.36
  5. Step 5: Solve for x
    x = 28,695,137.36/6,075.20
  6. Step 6: Final answer
    x = 4,723.32

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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.