Home / 10,789.67-16,184.70-2,998.49

Finding the Fourth Proportional to 10,789.67, 16,184.70 and 2,998.49

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Solution

The fourth proportional to 10,789.67, 16,184.70 and 2,998.49 is: 4,497.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.67 : 16,184.70 = 2,998.49 : x
  2. Step 2: Convert to fraction form
    10,789.67/16,184.70 = 2,998.49/x
  3. Step 3: Cross multiply
    10,789.67x = 16,184.70 × 2,998.49
  4. Step 4: Simplify right side
    10,789.67x = 48,529,661.10
  5. Step 5: Solve for x
    x = 48,529,661.10/10,789.67
  6. Step 6: Final answer
    x = 4,497.79

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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.