Home / 11,708.96-16,158.63-6,673.64

Finding the Fourth Proportional to 11,708.96, 16,158.63 and 6,673.64

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Solution

The fourth proportional to 11,708.96, 16,158.63 and 6,673.64 is: 9,209.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.96 : 16,158.63 = 6,673.64 : x
  2. Step 2: Convert to fraction form
    11,708.96/16,158.63 = 6,673.64/x
  3. Step 3: Cross multiply
    11,708.96x = 16,158.63 × 6,673.64
  4. Step 4: Simplify right side
    11,708.96x = 107,836,944.94
  5. Step 5: Solve for x
    x = 107,836,944.94/11,708.96
  6. Step 6: Final answer
    x = 9,209.78

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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.