Home / 12,062.39-16,645.83-6,757.30

Finding the Fourth Proportional to 12,062.39, 16,645.83 and 6,757.30

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Solution

The fourth proportional to 12,062.39, 16,645.83 and 6,757.30 is: 9,324.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.39 : 16,645.83 = 6,757.30 : x
  2. Step 2: Convert to fraction form
    12,062.39/16,645.83 = 6,757.30/x
  3. Step 3: Cross multiply
    12,062.39x = 16,645.83 × 6,757.30
  4. Step 4: Simplify right side
    12,062.39x = 112,480,867.06
  5. Step 5: Solve for x
    x = 112,480,867.06/12,062.39
  6. Step 6: Final answer
    x = 9,324.92

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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.