Home / 6,257.28-8,635.08-3,462.80

Finding the Fourth Proportional to 6,257.28, 8,635.08 and 3,462.80

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Solution

The fourth proportional to 6,257.28, 8,635.08 and 3,462.80 is: 4,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.28 : 8,635.08 = 3,462.80 : x
  2. Step 2: Convert to fraction form
    6,257.28/8,635.08 = 3,462.80/x
  3. Step 3: Cross multiply
    6,257.28x = 8,635.08 × 3,462.80
  4. Step 4: Simplify right side
    6,257.28x = 29,901,555.02
  5. Step 5: Solve for x
    x = 29,901,555.02/6,257.28
  6. Step 6: Final answer
    x = 4,778.68

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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.