Home / 4,505.21-6,220.04-3,091.26

Finding the Fourth Proportional to 4,505.21, 6,220.04 and 3,091.26

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Solution

The fourth proportional to 4,505.21, 6,220.04 and 3,091.26 is: 4,267.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.21 : 6,220.04 = 3,091.26 : x
  2. Step 2: Convert to fraction form
    4,505.21/6,220.04 = 3,091.26/x
  3. Step 3: Cross multiply
    4,505.21x = 6,220.04 × 3,091.26
  4. Step 4: Simplify right side
    4,505.21x = 19,227,745.39
  5. Step 5: Solve for x
    x = 19,227,745.39/4,505.21
  6. Step 6: Final answer
    x = 4,267.90

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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.