Home / 11,299.46-16,951.86-3,903.98

Finding the Fourth Proportional to 11,299.46, 16,951.86 and 3,903.98

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Solution

The fourth proportional to 11,299.46, 16,951.86 and 3,903.98 is: 5,856.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.46 : 16,951.86 = 3,903.98 : x
  2. Step 2: Convert to fraction form
    11,299.46/16,951.86 = 3,903.98/x
  3. Step 3: Cross multiply
    11,299.46x = 16,951.86 × 3,903.98
  4. Step 4: Simplify right side
    11,299.46x = 66,179,637.64
  5. Step 5: Solve for x
    x = 66,179,637.64/11,299.46
  6. Step 6: Final answer
    x = 5,856.89

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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.