Home / 3,519.58-5,280.26-1,054.39

Finding the Fourth Proportional to 3,519.58, 5,280.26 and 1,054.39

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Solution

The fourth proportional to 3,519.58, 5,280.26 and 1,054.39 is: 1,581.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.58 : 5,280.26 = 1,054.39 : x
  2. Step 2: Convert to fraction form
    3,519.58/5,280.26 = 1,054.39/x
  3. Step 3: Cross multiply
    3,519.58x = 5,280.26 × 1,054.39
  4. Step 4: Simplify right side
    3,519.58x = 5,567,453.34
  5. Step 5: Solve for x
    x = 5,567,453.34/3,519.58
  6. Step 6: Final answer
    x = 1,581.85

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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.