Home / 3,775.26-5,209.84-2,203.04

Finding the Fourth Proportional to 3,775.26, 5,209.84 and 2,203.04

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Solution

The fourth proportional to 3,775.26, 5,209.84 and 2,203.04 is: 3,040.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.26 : 5,209.84 = 2,203.04 : x
  2. Step 2: Convert to fraction form
    3,775.26/5,209.84 = 2,203.04/x
  3. Step 3: Cross multiply
    3,775.26x = 5,209.84 × 2,203.04
  4. Step 4: Simplify right side
    3,775.26x = 11,477,485.91
  5. Step 5: Solve for x
    x = 11,477,485.91/3,775.26
  6. Step 6: Final answer
    x = 3,040.18

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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.