Home / 4,064.22-6,090.44-1,720.99

Finding the Fourth Proportional to 4,064.22, 6,090.44 and 1,720.99

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Solution

The fourth proportional to 4,064.22, 6,090.44 and 1,720.99 is: 2,578.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,064.22 : 6,090.44 = 1,720.99 : x
  2. Step 2: Convert to fraction form
    4,064.22/6,090.44 = 1,720.99/x
  3. Step 3: Cross multiply
    4,064.22x = 6,090.44 × 1,720.99
  4. Step 4: Simplify right side
    4,064.22x = 10,481,586.34
  5. Step 5: Solve for x
    x = 10,481,586.34/4,064.22
  6. Step 6: Final answer
    x = 2,578.99

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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.