Home / 10,687.87-16,027.70-4,450.82

Finding the Fourth Proportional to 10,687.87, 16,027.70 and 4,450.82

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Solution

The fourth proportional to 10,687.87, 16,027.70 and 4,450.82 is: 6,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687.87 : 16,027.70 = 4,450.82 : x
  2. Step 2: Convert to fraction form
    10,687.87/16,027.70 = 4,450.82/x
  3. Step 3: Cross multiply
    10,687.87x = 16,027.70 × 4,450.82
  4. Step 4: Simplify right side
    10,687.87x = 71,336,425.53
  5. Step 5: Solve for x
    x = 71,336,425.53/10,687.87
  6. Step 6: Final answer
    x = 6,674.52

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1.5x scale

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.