Home / 3,310.50-4,965.74-2,580.62

Finding the Fourth Proportional to 3,310.50, 4,965.74 and 2,580.62

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Solution

The fourth proportional to 3,310.50, 4,965.74 and 2,580.62 is: 3,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.50 : 4,965.74 = 2,580.62 : x
  2. Step 2: Convert to fraction form
    3,310.50/4,965.74 = 2,580.62/x
  3. Step 3: Cross multiply
    3,310.50x = 4,965.74 × 2,580.62
  4. Step 4: Simplify right side
    3,310.50x = 12,814,650.23
  5. Step 5: Solve for x
    x = 12,814,650.23/3,310.50
  6. Step 6: Final answer
    x = 3,870.91

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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.