Home / 9,944.32-14,917.92-3,020.80

Finding the Fourth Proportional to 9,944.32, 14,917.92 and 3,020.80

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Solution

The fourth proportional to 9,944.32, 14,917.92 and 3,020.80 is: 4,531.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,944.32 : 14,917.92 = 3,020.80 : x
  2. Step 2: Convert to fraction form
    9,944.32/14,917.92 = 3,020.80/x
  3. Step 3: Cross multiply
    9,944.32x = 14,917.92 × 3,020.80
  4. Step 4: Simplify right side
    9,944.32x = 45,064,052.74
  5. Step 5: Solve for x
    x = 45,064,052.74/9,944.32
  6. Step 6: Final answer
    x = 4,531.64

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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.