Home / 3,271.10-4,906.65-2,541.20

Finding the Fourth Proportional to 3,271.10, 4,906.65 and 2,541.20

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Solution

The fourth proportional to 3,271.10, 4,906.65 and 2,541.20 is: 3,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.10 : 4,906.65 = 2,541.20 : x
  2. Step 2: Convert to fraction form
    3,271.10/4,906.65 = 2,541.20/x
  3. Step 3: Cross multiply
    3,271.10x = 4,906.65 × 2,541.20
  4. Step 4: Simplify right side
    3,271.10x = 12,468,778.98
  5. Step 5: Solve for x
    x = 12,468,778.98/3,271.10
  6. Step 6: Final answer
    x = 3,811.80

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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.