Home / 4,826.61-6,661.85-2,731.41

Finding the Fourth Proportional to 4,826.61, 6,661.85 and 2,731.41

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Solution

The fourth proportional to 4,826.61, 6,661.85 and 2,731.41 is: 3,769.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.61 : 6,661.85 = 2,731.41 : x
  2. Step 2: Convert to fraction form
    4,826.61/6,661.85 = 2,731.41/x
  3. Step 3: Cross multiply
    4,826.61x = 6,661.85 × 2,731.41
  4. Step 4: Simplify right side
    4,826.61x = 18,196,230.05
  5. Step 5: Solve for x
    x = 18,196,230.05/4,826.61
  6. Step 6: Final answer
    x = 3,769.98

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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.