Home / 3,630.72-5,012.64-3,257.04

Finding the Fourth Proportional to 3,630.72, 5,012.64 and 3,257.04

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Solution

The fourth proportional to 3,630.72, 5,012.64 and 3,257.04 is: 4,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.72 : 5,012.64 = 3,257.04 : x
  2. Step 2: Convert to fraction form
    3,630.72/5,012.64 = 3,257.04/x
  3. Step 3: Cross multiply
    3,630.72x = 5,012.64 × 3,257.04
  4. Step 4: Simplify right side
    3,630.72x = 16,326,368.99
  5. Step 5: Solve for x
    x = 16,326,368.99/3,630.72
  6. Step 6: Final answer
    x = 4,496.73

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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.