Home / 5,313.31-7,964.50-2,974.27

Finding the Fourth Proportional to 5,313.31, 7,964.50 and 2,974.27

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Solution

The fourth proportional to 5,313.31, 7,964.50 and 2,974.27 is: 4,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.31 : 7,964.50 = 2,974.27 : x
  2. Step 2: Convert to fraction form
    5,313.31/7,964.50 = 2,974.27/x
  3. Step 3: Cross multiply
    5,313.31x = 7,964.50 × 2,974.27
  4. Step 4: Simplify right side
    5,313.31x = 23,688,573.42
  5. Step 5: Solve for x
    x = 23,688,573.42/5,313.31
  6. Step 6: Final answer
    x = 4,458.35

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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.