Home / 3,629.08-5,444.03-1,520.29

Finding the Fourth Proportional to 3,629.08, 5,444.03 and 1,520.29

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Solution

The fourth proportional to 3,629.08, 5,444.03 and 1,520.29 is: 2,280.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.08 : 5,444.03 = 1,520.29 : x
  2. Step 2: Convert to fraction form
    3,629.08/5,444.03 = 1,520.29/x
  3. Step 3: Cross multiply
    3,629.08x = 5,444.03 × 1,520.29
  4. Step 4: Simplify right side
    3,629.08x = 8,276,504.37
  5. Step 5: Solve for x
    x = 8,276,504.37/3,629.08
  6. Step 6: Final answer
    x = 2,280.61

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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.