Home / 11,843.15-16,343.34-6,537.83

Finding the Fourth Proportional to 11,843.15, 16,343.34 and 6,537.83

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Solution

The fourth proportional to 11,843.15, 16,343.34 and 6,537.83 is: 9,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.15 : 16,343.34 = 6,537.83 : x
  2. Step 2: Convert to fraction form
    11,843.15/16,343.34 = 6,537.83/x
  3. Step 3: Cross multiply
    11,843.15x = 16,343.34 × 6,537.83
  4. Step 4: Simplify right side
    11,843.15x = 106,849,978.55
  5. Step 5: Solve for x
    x = 106,849,978.55/11,843.15
  6. Step 6: Final answer
    x = 9,022.09

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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.