Home / 9,450.64-14,146.80-8,644.24

Finding the Fourth Proportional to 9,450.64, 14,146.80 and 8,644.24

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Solution

The fourth proportional to 9,450.64, 14,146.80 and 8,644.24 is: 12,939.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,450.64 : 14,146.80 = 8,644.24 : x
  2. Step 2: Convert to fraction form
    9,450.64/14,146.80 = 8,644.24/x
  3. Step 3: Cross multiply
    9,450.64x = 14,146.80 × 8,644.24
  4. Step 4: Simplify right side
    9,450.64x = 122,288,334.43
  5. Step 5: Solve for x
    x = 122,288,334.43/9,450.64
  6. Step 6: Final answer
    x = 12,939.69

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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.