Home / 11,669.38-16,104.14-6,633.81

Finding the Fourth Proportional to 11,669.38, 16,104.14 and 6,633.81

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Solution

The fourth proportional to 11,669.38, 16,104.14 and 6,633.81 is: 9,154.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.38 : 16,104.14 = 6,633.81 : x
  2. Step 2: Convert to fraction form
    11,669.38/16,104.14 = 6,633.81/x
  3. Step 3: Cross multiply
    11,669.38x = 16,104.14 × 6,633.81
  4. Step 4: Simplify right side
    11,669.38x = 106,831,804.97
  5. Step 5: Solve for x
    x = 106,831,804.97/11,669.38
  6. Step 6: Final answer
    x = 9,154.88

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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.