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Finding the Fourth Proportional to 3,632.82, 5,014.82 and 2,455.48

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Solution

The fourth proportional to 3,632.82, 5,014.82 and 2,455.48 is: 3,389.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.82 : 5,014.82 = 2,455.48 : x
  2. Step 2: Convert to fraction form
    3,632.82/5,014.82 = 2,455.48/x
  3. Step 3: Cross multiply
    3,632.82x = 5,014.82 × 2,455.48
  4. Step 4: Simplify right side
    3,632.82x = 12,313,790.21
  5. Step 5: Solve for x
    x = 12,313,790.21/3,632.82
  6. Step 6: Final answer
    x = 3,389.60

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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.