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Finding the Fourth Proportional to 5,536.56, 8,305.65 and 2,073

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Solution

The fourth proportional to 5,536.56, 8,305.65 and 2,073 is: 3,109.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,536.56 : 8,305.65 = 2,073 : x
  2. Step 2: Convert to fraction form
    5,536.56/8,305.65 = 2,073/x
  3. Step 3: Cross multiply
    5,536.56x = 8,305.65 × 2,073
  4. Step 4: Simplify right side
    5,536.56x = 17,217,612.45
  5. Step 5: Solve for x
    x = 17,217,612.45/5,536.56
  6. Step 6: Final answer
    x = 3,109.80

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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.