Home / 9,380.89-14,078.25-4,450.54

Finding the Fourth Proportional to 9,380.89, 14,078.25 and 4,450.54

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Solution

The fourth proportional to 9,380.89, 14,078.25 and 4,450.54 is: 6,679.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,380.89 : 14,078.25 = 4,450.54 : x
  2. Step 2: Convert to fraction form
    9,380.89/14,078.25 = 4,450.54/x
  3. Step 3: Cross multiply
    9,380.89x = 14,078.25 × 4,450.54
  4. Step 4: Simplify right side
    9,380.89x = 62,655,814.76
  5. Step 5: Solve for x
    x = 62,655,814.76/9,380.89
  6. Step 6: Final answer
    x = 6,679.09

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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.