Home / 5,755.66-8,635.30-2,057.80

Finding the Fourth Proportional to 5,755.66, 8,635.30 and 2,057.80

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Solution

The fourth proportional to 5,755.66, 8,635.30 and 2,057.80 is: 3,087.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755.66 : 8,635.30 = 2,057.80 : x
  2. Step 2: Convert to fraction form
    5,755.66/8,635.30 = 2,057.80/x
  3. Step 3: Cross multiply
    5,755.66x = 8,635.30 × 2,057.80
  4. Step 4: Simplify right side
    5,755.66x = 17,769,720.34
  5. Step 5: Solve for x
    x = 17,769,720.34/5,755.66
  6. Step 6: Final answer
    x = 3,087.35

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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.