Home / 6,540.55-9,814.77-2,842.90

Finding the Fourth Proportional to 6,540.55, 9,814.77 and 2,842.90

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Solution

The fourth proportional to 6,540.55, 9,814.77 and 2,842.90 is: 4,266.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540.55 : 9,814.77 = 2,842.90 : x
  2. Step 2: Convert to fraction form
    6,540.55/9,814.77 = 2,842.90/x
  3. Step 3: Cross multiply
    6,540.55x = 9,814.77 × 2,842.90
  4. Step 4: Simplify right side
    6,540.55x = 27,902,385.10
  5. Step 5: Solve for x
    x = 27,902,385.10/6,540.55
  6. Step 6: Final answer
    x = 4,266.06

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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.