Home / 3,029.94-4,179.87-2,146.23

Finding the Fourth Proportional to 3,029.94, 4,179.87 and 2,146.23

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Solution

The fourth proportional to 3,029.94, 4,179.87 and 2,146.23 is: 2,960.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.94 : 4,179.87 = 2,146.23 : x
  2. Step 2: Convert to fraction form
    3,029.94/4,179.87 = 2,146.23/x
  3. Step 3: Cross multiply
    3,029.94x = 4,179.87 × 2,146.23
  4. Step 4: Simplify right side
    3,029.94x = 8,970,962.39
  5. Step 5: Solve for x
    x = 8,970,962.39/3,029.94
  6. Step 6: Final answer
    x = 2,960.77

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.