Home / 6,257.80-8,635.63-3,425.11

Finding the Fourth Proportional to 6,257.80, 8,635.63 and 3,425.11

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Solution

The fourth proportional to 6,257.80, 8,635.63 and 3,425.11 is: 4,726.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.80 : 8,635.63 = 3,425.11 : x
  2. Step 2: Convert to fraction form
    6,257.80/8,635.63 = 3,425.11/x
  3. Step 3: Cross multiply
    6,257.80x = 8,635.63 × 3,425.11
  4. Step 4: Simplify right side
    6,257.80x = 29,577,969.64
  5. Step 5: Solve for x
    x = 29,577,969.64/6,257.80
  6. Step 6: Final answer
    x = 4,726.58

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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.