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Finding the Fourth Proportional to 2,880.92, 4,310.86 and 2,495.44

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Solution

The fourth proportional to 2,880.92, 4,310.86 and 2,495.44 is: 3,734.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880.92 : 4,310.86 = 2,495.44 : x
  2. Step 2: Convert to fraction form
    2,880.92/4,310.86 = 2,495.44/x
  3. Step 3: Cross multiply
    2,880.92x = 4,310.86 × 2,495.44
  4. Step 4: Simplify right side
    2,880.92x = 10,757,492.48
  5. Step 5: Solve for x
    x = 10,757,492.48/2,880.92
  6. Step 6: Final answer
    x = 3,734.05

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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.