Home / 4,382.81-6,044.85-2,811.05

Finding the Fourth Proportional to 4,382.81, 6,044.85 and 2,811.05

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Solution

The fourth proportional to 4,382.81, 6,044.85 and 2,811.05 is: 3,877.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,382.81 : 6,044.85 = 2,811.05 : x
  2. Step 2: Convert to fraction form
    4,382.81/6,044.85 = 2,811.05/x
  3. Step 3: Cross multiply
    4,382.81x = 6,044.85 × 2,811.05
  4. Step 4: Simplify right side
    4,382.81x = 16,992,375.59
  5. Step 5: Solve for x
    x = 16,992,375.59/4,382.81
  6. Step 6: Final answer
    x = 3,877.05

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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.