Home / 11,845.99-16,347.46-6,540.84

Finding the Fourth Proportional to 11,845.99, 16,347.46 and 6,540.84

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Solution

The fourth proportional to 11,845.99, 16,347.46 and 6,540.84 is: 9,026.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.99 : 16,347.46 = 6,540.84 : x
  2. Step 2: Convert to fraction form
    11,845.99/16,347.46 = 6,540.84/x
  3. Step 3: Cross multiply
    11,845.99x = 16,347.46 × 6,540.84
  4. Step 4: Simplify right side
    11,845.99x = 106,926,120.27
  5. Step 5: Solve for x
    x = 106,926,120.27/11,845.99
  6. Step 6: Final answer
    x = 9,026.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.