Home / 3,029.40-4,544.10-1,081.22

Finding the Fourth Proportional to 3,029.40, 4,544.10 and 1,081.22

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Solution

The fourth proportional to 3,029.40, 4,544.10 and 1,081.22 is: 1,621.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.40 : 4,544.10 = 1,081.22 : x
  2. Step 2: Convert to fraction form
    3,029.40/4,544.10 = 1,081.22/x
  3. Step 3: Cross multiply
    3,029.40x = 4,544.10 × 1,081.22
  4. Step 4: Simplify right side
    3,029.40x = 4,913,149.08
  5. Step 5: Solve for x
    x = 4,913,149.08/3,029.40
  6. Step 6: Final answer
    x = 1,621.82

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Similar ratio
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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.