Home / 11,891.73-16,410.60-6,586.43

Finding the Fourth Proportional to 11,891.73, 16,410.60 and 6,586.43

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Solution

The fourth proportional to 11,891.73, 16,410.60 and 6,586.43 is: 9,089.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,891.73 : 16,410.60 = 6,586.43 : x
  2. Step 2: Convert to fraction form
    11,891.73/16,410.60 = 6,586.43/x
  3. Step 3: Cross multiply
    11,891.73x = 16,410.60 × 6,586.43
  4. Step 4: Simplify right side
    11,891.73x = 108,087,309.18
  5. Step 5: Solve for x
    x = 108,087,309.18/11,891.73
  6. Step 6: Final answer
    x = 9,089.28

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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.