Home / 11,123.92-16,671.48-4,542.56

Finding the Fourth Proportional to 11,123.92, 16,671.48 and 4,542.56

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Solution

The fourth proportional to 11,123.92, 16,671.48 and 4,542.56 is: 6,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,123.92 : 16,671.48 = 4,542.56 : x
  2. Step 2: Convert to fraction form
    11,123.92/16,671.48 = 4,542.56/x
  3. Step 3: Cross multiply
    11,123.92x = 16,671.48 × 4,542.56
  4. Step 4: Simplify right side
    11,123.92x = 75,731,198.19
  5. Step 5: Solve for x
    x = 75,731,198.19/11,123.92
  6. Step 6: Final answer
    x = 6,807.96

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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.