Home / 2,625.92-3,939.96-1,471.64

Finding the Fourth Proportional to 2,625.92, 3,939.96 and 1,471.64

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Solution

The fourth proportional to 2,625.92, 3,939.96 and 1,471.64 is: 2,208.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.92 : 3,939.96 = 1,471.64 : x
  2. Step 2: Convert to fraction form
    2,625.92/3,939.96 = 1,471.64/x
  3. Step 3: Cross multiply
    2,625.92x = 3,939.96 × 1,471.64
  4. Step 4: Simplify right side
    2,625.92x = 5,798,202.73
  5. Step 5: Solve for x
    x = 5,798,202.73/2,625.92
  6. Step 6: Final answer
    x = 2,208.07

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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.