Home / 11,229.54-16,846.14-4,991.70

Finding the Fourth Proportional to 11,229.54, 16,846.14 and 4,991.70

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Solution

The fourth proportional to 11,229.54, 16,846.14 and 4,991.70 is: 7,488.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.54 : 16,846.14 = 4,991.70 : x
  2. Step 2: Convert to fraction form
    11,229.54/16,846.14 = 4,991.70/x
  3. Step 3: Cross multiply
    11,229.54x = 16,846.14 × 4,991.70
  4. Step 4: Simplify right side
    11,229.54x = 84,090,877.04
  5. Step 5: Solve for x
    x = 84,090,877.04/11,229.54
  6. Step 6: Final answer
    x = 7,488.36

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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.