Home / 4,255.27-6,382.63-2,612.05

Finding the Fourth Proportional to 4,255.27, 6,382.63 and 2,612.05

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Solution

The fourth proportional to 4,255.27, 6,382.63 and 2,612.05 is: 3,917.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.27 : 6,382.63 = 2,612.05 : x
  2. Step 2: Convert to fraction form
    4,255.27/6,382.63 = 2,612.05/x
  3. Step 3: Cross multiply
    4,255.27x = 6,382.63 × 2,612.05
  4. Step 4: Simplify right side
    4,255.27x = 16,671,748.69
  5. Step 5: Solve for x
    x = 16,671,748.69/4,255.27
  6. Step 6: Final answer
    x = 3,917.91

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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.