Home / 3,625.08-5,437.70-1,028.20

Finding the Fourth Proportional to 3,625.08, 5,437.70 and 1,028.20

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Solution

The fourth proportional to 3,625.08, 5,437.70 and 1,028.20 is: 1,542.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.08 : 5,437.70 = 1,028.20 : x
  2. Step 2: Convert to fraction form
    3,625.08/5,437.70 = 1,028.20/x
  3. Step 3: Cross multiply
    3,625.08x = 5,437.70 × 1,028.20
  4. Step 4: Simplify right side
    3,625.08x = 5,591,043.14
  5. Step 5: Solve for x
    x = 5,591,043.14/3,625.08
  6. Step 6: Final answer
    x = 1,542.32

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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.