Home / 2,977.43-4,099.50-2,528.36

Finding the Fourth Proportional to 2,977.43, 4,099.50 and 2,528.36

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Solution

The fourth proportional to 2,977.43, 4,099.50 and 2,528.36 is: 3,481.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.43 : 4,099.50 = 2,528.36 : x
  2. Step 2: Convert to fraction form
    2,977.43/4,099.50 = 2,528.36/x
  3. Step 3: Cross multiply
    2,977.43x = 4,099.50 × 2,528.36
  4. Step 4: Simplify right side
    2,977.43x = 10,365,006.70
  5. Step 5: Solve for x
    x = 10,365,006.70/2,977.43
  6. Step 6: Final answer
    x = 3,481.20

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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.