Home / 3,029.75-4,540.47-2,288.75

Finding the Fourth Proportional to 3,029.75, 4,540.47 and 2,288.75

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Solution

The fourth proportional to 3,029.75, 4,540.47 and 2,288.75 is: 3,429.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.75 : 4,540.47 = 2,288.75 : x
  2. Step 2: Convert to fraction form
    3,029.75/4,540.47 = 2,288.75/x
  3. Step 3: Cross multiply
    3,029.75x = 4,540.47 × 2,288.75
  4. Step 4: Simplify right side
    3,029.75x = 10,392,005.20
  5. Step 5: Solve for x
    x = 10,392,005.20/3,029.75
  6. Step 6: Final answer
    x = 3,429.99

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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.