Home / 3,627.48-5,004.90-2,211.21

Finding the Fourth Proportional to 3,627.48, 5,004.90 and 2,211.21

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Solution

The fourth proportional to 3,627.48, 5,004.90 and 2,211.21 is: 3,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.48 : 5,004.90 = 2,211.21 : x
  2. Step 2: Convert to fraction form
    3,627.48/5,004.90 = 2,211.21/x
  3. Step 3: Cross multiply
    3,627.48x = 5,004.90 × 2,211.21
  4. Step 4: Simplify right side
    3,627.48x = 11,066,884.93
  5. Step 5: Solve for x
    x = 11,066,884.93/3,627.48
  6. Step 6: Final answer
    x = 3,050.85

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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.