Home / 11,869.07-16,380.09-6,563.97

Finding the Fourth Proportional to 11,869.07, 16,380.09 and 6,563.97

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Solution

The fourth proportional to 11,869.07, 16,380.09 and 6,563.97 is: 9,058.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869.07 : 16,380.09 = 6,563.97 : x
  2. Step 2: Convert to fraction form
    11,869.07/16,380.09 = 6,563.97/x
  3. Step 3: Cross multiply
    11,869.07x = 16,380.09 × 6,563.97
  4. Step 4: Simplify right side
    11,869.07x = 107,518,419.36
  5. Step 5: Solve for x
    x = 107,518,419.36/11,869.07
  6. Step 6: Final answer
    x = 9,058.71

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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.