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Finding the Fourth Proportional to 6,165.96, 9,249.39 and 1,783.32

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Solution

The fourth proportional to 6,165.96, 9,249.39 and 1,783.32 is: 2,675.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.96 : 9,249.39 = 1,783.32 : x
  2. Step 2: Convert to fraction form
    6,165.96/9,249.39 = 1,783.32/x
  3. Step 3: Cross multiply
    6,165.96x = 9,249.39 × 1,783.32
  4. Step 4: Simplify right side
    6,165.96x = 16,494,622.17
  5. Step 5: Solve for x
    x = 16,494,622.17/6,165.96
  6. Step 6: Final answer
    x = 2,675.11

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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.