Home / 11,112.92-16,669.38-4,537.64

Finding the Fourth Proportional to 11,112.92, 16,669.38 and 4,537.64

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Solution

The fourth proportional to 11,112.92, 16,669.38 and 4,537.64 is: 6,806.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,112.92 : 16,669.38 = 4,537.64 : x
  2. Step 2: Convert to fraction form
    11,112.92/16,669.38 = 4,537.64/x
  3. Step 3: Cross multiply
    11,112.92x = 16,669.38 × 4,537.64
  4. Step 4: Simplify right side
    11,112.92x = 75,639,645.46
  5. Step 5: Solve for x
    x = 75,639,645.46/11,112.92
  6. Step 6: Final answer
    x = 6,806.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.