Home / 3,029.31-4,544.40-1,081.05

Finding the Fourth Proportional to 3,029.31, 4,544.40 and 1,081.05

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Solution

The fourth proportional to 3,029.31, 4,544.40 and 1,081.05 is: 1,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.31 : 4,544.40 = 1,081.05 : x
  2. Step 2: Convert to fraction form
    3,029.31/4,544.40 = 1,081.05/x
  3. Step 3: Cross multiply
    3,029.31x = 4,544.40 × 1,081.05
  4. Step 4: Simplify right side
    3,029.31x = 4,912,723.62
  5. Step 5: Solve for x
    x = 4,912,723.62/3,029.31
  6. Step 6: Final answer
    x = 1,621.73

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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.