Home / 3,918.44-5,403.90-2,593.46

Finding the Fourth Proportional to 3,918.44, 5,403.90 and 2,593.46

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Solution

The fourth proportional to 3,918.44, 5,403.90 and 2,593.46 is: 3,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918.44 : 5,403.90 = 2,593.46 : x
  2. Step 2: Convert to fraction form
    3,918.44/5,403.90 = 2,593.46/x
  3. Step 3: Cross multiply
    3,918.44x = 5,403.90 × 2,593.46
  4. Step 4: Simplify right side
    3,918.44x = 14,014,798.49
  5. Step 5: Solve for x
    x = 14,014,798.49/3,918.44
  6. Step 6: Final answer
    x = 3,576.63

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1.5x scale

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.