Home / 5,695.80-8,542.62-1,997.16

Finding the Fourth Proportional to 5,695.80, 8,542.62 and 1,997.16

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Solution

The fourth proportional to 5,695.80, 8,542.62 and 1,997.16 is: 2,995.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,695.80 : 8,542.62 = 1,997.16 : x
  2. Step 2: Convert to fraction form
    5,695.80/8,542.62 = 1,997.16/x
  3. Step 3: Cross multiply
    5,695.80x = 8,542.62 × 1,997.16
  4. Step 4: Simplify right side
    5,695.80x = 17,060,978.96
  5. Step 5: Solve for x
    x = 17,060,978.96/5,695.80
  6. Step 6: Final answer
    x = 2,995.36

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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.