Home / 4,028-6,042.54-1,720.04

Finding the Fourth Proportional to 4,028, 6,042.54 and 1,720.04

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Solution

The fourth proportional to 4,028, 6,042.54 and 1,720.04 is: 2,580.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028 : 6,042.54 = 1,720.04 : x
  2. Step 2: Convert to fraction form
    4,028/6,042.54 = 1,720.04/x
  3. Step 3: Cross multiply
    4,028x = 6,042.54 × 1,720.04
  4. Step 4: Simplify right side
    4,028x = 10,393,410.50
  5. Step 5: Solve for x
    x = 10,393,410.50/4,028
  6. Step 6: Final answer
    x = 2,580.29

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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.