Home / 5,471.34-8,203.42-2,699.83

Finding the Fourth Proportional to 5,471.34, 8,203.42 and 2,699.83

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Solution

The fourth proportional to 5,471.34, 8,203.42 and 2,699.83 is: 4,047.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.34 : 8,203.42 = 2,699.83 : x
  2. Step 2: Convert to fraction form
    5,471.34/8,203.42 = 2,699.83/x
  3. Step 3: Cross multiply
    5,471.34x = 8,203.42 × 2,699.83
  4. Step 4: Simplify right side
    5,471.34x = 22,147,784.90
  5. Step 5: Solve for x
    x = 22,147,784.90/5,471.34
  6. Step 6: Final answer
    x = 4,047.96

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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.