Home / 5,298.44-7,311.96-2,940.50

Finding the Fourth Proportional to 5,298.44, 7,311.96 and 2,940.50

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Solution

The fourth proportional to 5,298.44, 7,311.96 and 2,940.50 is: 4,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298.44 : 7,311.96 = 2,940.50 : x
  2. Step 2: Convert to fraction form
    5,298.44/7,311.96 = 2,940.50/x
  3. Step 3: Cross multiply
    5,298.44x = 7,311.96 × 2,940.50
  4. Step 4: Simplify right side
    5,298.44x = 21,500,818.38
  5. Step 5: Solve for x
    x = 21,500,818.38/5,298.44
  6. Step 6: Final answer
    x = 4,057.95

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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.