Home / 11,863.66-16,371.60-6,558.37

Finding the Fourth Proportional to 11,863.66, 16,371.60 and 6,558.37

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Solution

The fourth proportional to 11,863.66, 16,371.60 and 6,558.37 is: 9,050.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,863.66 : 16,371.60 = 6,558.37 : x
  2. Step 2: Convert to fraction form
    11,863.66/16,371.60 = 6,558.37/x
  3. Step 3: Cross multiply
    11,863.66x = 16,371.60 × 6,558.37
  4. Step 4: Simplify right side
    11,863.66x = 107,371,010.29
  5. Step 5: Solve for x
    x = 107,371,010.29/11,863.66
  6. Step 6: Final answer
    x = 9,050.41

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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.