Home / 4,650.01-6,977.40-3,091.09

Finding the Fourth Proportional to 4,650.01, 6,977.40 and 3,091.09

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Solution

The fourth proportional to 4,650.01, 6,977.40 and 3,091.09 is: 4,638.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.01 : 6,977.40 = 3,091.09 : x
  2. Step 2: Convert to fraction form
    4,650.01/6,977.40 = 3,091.09/x
  3. Step 3: Cross multiply
    4,650.01x = 6,977.40 × 3,091.09
  4. Step 4: Simplify right side
    4,650.01x = 21,567,736.48
  5. Step 5: Solve for x
    x = 21,567,736.48/4,650.01
  6. Step 6: Final answer
    x = 4,638.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.