Home / 3,081.94-4,622.93-1,233.21

Finding the Fourth Proportional to 3,081.94, 4,622.93 and 1,233.21

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Solution

The fourth proportional to 3,081.94, 4,622.93 and 1,233.21 is: 1,849.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.94 : 4,622.93 = 1,233.21 : x
  2. Step 2: Convert to fraction form
    3,081.94/4,622.93 = 1,233.21/x
  3. Step 3: Cross multiply
    3,081.94x = 4,622.93 × 1,233.21
  4. Step 4: Simplify right side
    3,081.94x = 5,701,043.51
  5. Step 5: Solve for x
    x = 5,701,043.51/3,081.94
  6. Step 6: Final answer
    x = 1,849.82

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Half scale
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Double scale
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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.