Home / 3,625.77-5,003.88-2,209.11

Finding the Fourth Proportional to 3,625.77, 5,003.88 and 2,209.11

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Solution

The fourth proportional to 3,625.77, 5,003.88 and 2,209.11 is: 3,048.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.77 : 5,003.88 = 2,209.11 : x
  2. Step 2: Convert to fraction form
    3,625.77/5,003.88 = 2,209.11/x
  3. Step 3: Cross multiply
    3,625.77x = 5,003.88 × 2,209.11
  4. Step 4: Simplify right side
    3,625.77x = 11,054,121.35
  5. Step 5: Solve for x
    x = 11,054,121.35/3,625.77
  6. Step 6: Final answer
    x = 3,048.77

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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.