Home / 5,804.16-8,703.99-2,105.49

Finding the Fourth Proportional to 5,804.16, 8,703.99 and 2,105.49

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Solution

The fourth proportional to 5,804.16, 8,703.99 and 2,105.49 is: 3,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,804.16 : 8,703.99 = 2,105.49 : x
  2. Step 2: Convert to fraction form
    5,804.16/8,703.99 = 2,105.49/x
  3. Step 3: Cross multiply
    5,804.16x = 8,703.99 × 2,105.49
  4. Step 4: Simplify right side
    5,804.16x = 18,326,196.55
  5. Step 5: Solve for x
    x = 18,326,196.55/5,804.16
  6. Step 6: Final answer
    x = 3,157.43

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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.