Home / 3,504.45-5,257.77-1,039.28

Finding the Fourth Proportional to 3,504.45, 5,257.77 and 1,039.28

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Solution

The fourth proportional to 3,504.45, 5,257.77 and 1,039.28 is: 1,559.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.45 : 5,257.77 = 1,039.28 : x
  2. Step 2: Convert to fraction form
    3,504.45/5,257.77 = 1,039.28/x
  3. Step 3: Cross multiply
    3,504.45x = 5,257.77 × 1,039.28
  4. Step 4: Simplify right side
    3,504.45x = 5,464,308.35
  5. Step 5: Solve for x
    x = 5,464,308.35/3,504.45
  6. Step 6: Final answer
    x = 1,559.25

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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.