Home / 2,636.03-3,630.32-2,578.62

Finding the Fourth Proportional to 2,636.03, 3,630.32 and 2,578.62

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Solution

The fourth proportional to 2,636.03, 3,630.32 and 2,578.62 is: 3,551.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636.03 : 3,630.32 = 2,578.62 : x
  2. Step 2: Convert to fraction form
    2,636.03/3,630.32 = 2,578.62/x
  3. Step 3: Cross multiply
    2,636.03x = 3,630.32 × 2,578.62
  4. Step 4: Simplify right side
    2,636.03x = 9,361,202.87
  5. Step 5: Solve for x
    x = 9,361,202.87/2,636.03
  6. Step 6: Final answer
    x = 3,551.25

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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.