Home / 10,950.54-16,438.12-4,381.36

Finding the Fourth Proportional to 10,950.54, 16,438.12 and 4,381.36

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Solution

The fourth proportional to 10,950.54, 16,438.12 and 4,381.36 is: 6,576.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.54 : 16,438.12 = 4,381.36 : x
  2. Step 2: Convert to fraction form
    10,950.54/16,438.12 = 4,381.36/x
  3. Step 3: Cross multiply
    10,950.54x = 16,438.12 × 4,381.36
  4. Step 4: Simplify right side
    10,950.54x = 72,021,321.44
  5. Step 5: Solve for x
    x = 72,021,321.44/10,950.54
  6. Step 6: Final answer
    x = 6,576.97

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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.