Home / 11,216.21-16,818.80-6,537.39

Finding the Fourth Proportional to 11,216.21, 16,818.80 and 6,537.39

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Solution

The fourth proportional to 11,216.21, 16,818.80 and 6,537.39 is: 9,802.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.21 : 16,818.80 = 6,537.39 : x
  2. Step 2: Convert to fraction form
    11,216.21/16,818.80 = 6,537.39/x
  3. Step 3: Cross multiply
    11,216.21x = 16,818.80 × 6,537.39
  4. Step 4: Simplify right side
    11,216.21x = 109,951,022.25
  5. Step 5: Solve for x
    x = 109,951,022.25/11,216.21
  6. Step 6: Final answer
    x = 9,802.87

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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.