Home / 3,309.87-4,567.08-1,893.33

Finding the Fourth Proportional to 3,309.87, 4,567.08 and 1,893.33

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Solution

The fourth proportional to 3,309.87, 4,567.08 and 1,893.33 is: 2,612.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.87 : 4,567.08 = 1,893.33 : x
  2. Step 2: Convert to fraction form
    3,309.87/4,567.08 = 1,893.33/x
  3. Step 3: Cross multiply
    3,309.87x = 4,567.08 × 1,893.33
  4. Step 4: Simplify right side
    3,309.87x = 8,646,978.16
  5. Step 5: Solve for x
    x = 8,646,978.16/3,309.87
  6. Step 6: Final answer
    x = 2,612.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.