Home / 9,489.58-14,234.38-2,915.82

Finding the Fourth Proportional to 9,489.58, 14,234.38 and 2,915.82

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Solution

The fourth proportional to 9,489.58, 14,234.38 and 2,915.82 is: 4,373.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489.58 : 14,234.38 = 2,915.82 : x
  2. Step 2: Convert to fraction form
    9,489.58/14,234.38 = 2,915.82/x
  3. Step 3: Cross multiply
    9,489.58x = 14,234.38 × 2,915.82
  4. Step 4: Simplify right side
    9,489.58x = 41,504,889.89
  5. Step 5: Solve for x
    x = 41,504,889.89/9,489.58
  6. Step 6: Final answer
    x = 4,373.73

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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.