Home / 6,257.60-8,635.68-3,605.54

Finding the Fourth Proportional to 6,257.60, 8,635.68 and 3,605.54

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Solution

The fourth proportional to 6,257.60, 8,635.68 and 3,605.54 is: 4,975.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,257.60 : 8,635.68 = 3,605.54 : x
  2. Step 2: Convert to fraction form
    6,257.60/8,635.68 = 3,605.54/x
  3. Step 3: Cross multiply
    6,257.60x = 8,635.68 × 3,605.54
  4. Step 4: Simplify right side
    6,257.60x = 31,136,289.67
  5. Step 5: Solve for x
    x = 31,136,289.67/6,257.60
  6. Step 6: Final answer
    x = 4,975.76

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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.