Home / 5,201.10-7,805.43-2,039.00

Finding the Fourth Proportional to 5,201.10, 7,805.43 and 2,039.00

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Solution

The fourth proportional to 5,201.10, 7,805.43 and 2,039.00 is: 3,059.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.10 : 7,805.43 = 2,039.00 : x
  2. Step 2: Convert to fraction form
    5,201.10/7,805.43 = 2,039.00/x
  3. Step 3: Cross multiply
    5,201.10x = 7,805.43 × 2,039.00
  4. Step 4: Simplify right side
    5,201.10x = 15,915,232.74
  5. Step 5: Solve for x
    x = 15,915,232.74/5,201.10
  6. Step 6: Final answer
    x = 3,059.97

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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.