Home / 3,940.08-5,433.52-2,593.28

Finding the Fourth Proportional to 3,940.08, 5,433.52 and 2,593.28

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Solution

The fourth proportional to 3,940.08, 5,433.52 and 2,593.28 is: 3,576.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940.08 : 5,433.52 = 2,593.28 : x
  2. Step 2: Convert to fraction form
    3,940.08/5,433.52 = 2,593.28/x
  3. Step 3: Cross multiply
    3,940.08x = 5,433.52 × 2,593.28
  4. Step 4: Simplify right side
    3,940.08x = 14,090,638.75
  5. Step 5: Solve for x
    x = 14,090,638.75/3,940.08
  6. Step 6: Final answer
    x = 3,576.23

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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.