Home / 3,025.92-4,540.19-1,640.25

Finding the Fourth Proportional to 3,025.92, 4,540.19 and 1,640.25

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Solution

The fourth proportional to 3,025.92, 4,540.19 and 1,640.25 is: 2,461.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.92 : 4,540.19 = 1,640.25 : x
  2. Step 2: Convert to fraction form
    3,025.92/4,540.19 = 1,640.25/x
  3. Step 3: Cross multiply
    3,025.92x = 4,540.19 × 1,640.25
  4. Step 4: Simplify right side
    3,025.92x = 7,447,038.45
  5. Step 5: Solve for x
    x = 7,447,038.45/3,025.92
  6. Step 6: Final answer
    x = 2,461.08

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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.