Home / 7,650.37-11,471.98-2,972.56

Finding the Fourth Proportional to 7,650.37, 11,471.98 and 2,972.56

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Solution

The fourth proportional to 7,650.37, 11,471.98 and 2,972.56 is: 4,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.37 : 11,471.98 = 2,972.56 : x
  2. Step 2: Convert to fraction form
    7,650.37/11,471.98 = 2,972.56/x
  3. Step 3: Cross multiply
    7,650.37x = 11,471.98 × 2,972.56
  4. Step 4: Simplify right side
    7,650.37x = 34,101,076.65
  5. Step 5: Solve for x
    x = 34,101,076.65/7,650.37
  6. Step 6: Final answer
    x = 4,457.44

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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.