Home / 4,959.36-7,428.60-3,310.56

Finding the Fourth Proportional to 4,959.36, 7,428.60 and 3,310.56

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Solution

The fourth proportional to 4,959.36, 7,428.60 and 3,310.56 is: 4,958.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.36 : 7,428.60 = 3,310.56 : x
  2. Step 2: Convert to fraction form
    4,959.36/7,428.60 = 3,310.56/x
  3. Step 3: Cross multiply
    4,959.36x = 7,428.60 × 3,310.56
  4. Step 4: Simplify right side
    4,959.36x = 24,592,826.02
  5. Step 5: Solve for x
    x = 24,592,826.02/4,959.36
  6. Step 6: Final answer
    x = 4,958.87

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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.