Home / 11,249.18-16,873.80-3,853.70

Finding the Fourth Proportional to 11,249.18, 16,873.80 and 3,853.70

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Solution

The fourth proportional to 11,249.18, 16,873.80 and 3,853.70 is: 5,780.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.18 : 16,873.80 = 3,853.70 : x
  2. Step 2: Convert to fraction form
    11,249.18/16,873.80 = 3,853.70/x
  3. Step 3: Cross multiply
    11,249.18x = 16,873.80 × 3,853.70
  4. Step 4: Simplify right side
    11,249.18x = 65,026,563.06
  5. Step 5: Solve for x
    x = 65,026,563.06/11,249.18
  6. Step 6: Final answer
    x = 5,780.56

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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.