Home / 3,645.54-5,467.98-1,453.68

Finding the Fourth Proportional to 3,645.54, 5,467.98 and 1,453.68

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Solution

The fourth proportional to 3,645.54, 5,467.98 and 1,453.68 is: 2,180.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.54 : 5,467.98 = 1,453.68 : x
  2. Step 2: Convert to fraction form
    3,645.54/5,467.98 = 1,453.68/x
  3. Step 3: Cross multiply
    3,645.54x = 5,467.98 × 1,453.68
  4. Step 4: Simplify right side
    3,645.54x = 7,948,693.17
  5. Step 5: Solve for x
    x = 7,948,693.17/3,645.54
  6. Step 6: Final answer
    x = 2,180.39

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1.5x scale

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.