Home / 5,080.08-7,010.49-2,842.05

Finding the Fourth Proportional to 5,080.08, 7,010.49 and 2,842.05

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Solution

The fourth proportional to 5,080.08, 7,010.49 and 2,842.05 is: 3,922.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.08 : 7,010.49 = 2,842.05 : x
  2. Step 2: Convert to fraction form
    5,080.08/7,010.49 = 2,842.05/x
  3. Step 3: Cross multiply
    5,080.08x = 7,010.49 × 2,842.05
  4. Step 4: Simplify right side
    5,080.08x = 19,924,163.10
  5. Step 5: Solve for x
    x = 19,924,163.10/5,080.08
  6. Step 6: Final answer
    x = 3,922.02

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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.