Home / 12,049.83-16,628.85-6,745.14

Finding the Fourth Proportional to 12,049.83, 16,628.85 and 6,745.14

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Solution

The fourth proportional to 12,049.83, 16,628.85 and 6,745.14 is: 9,308.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049.83 : 16,628.85 = 6,745.14 : x
  2. Step 2: Convert to fraction form
    12,049.83/16,628.85 = 6,745.14/x
  3. Step 3: Cross multiply
    12,049.83x = 16,628.85 × 6,745.14
  4. Step 4: Simplify right side
    12,049.83x = 112,163,921.29
  5. Step 5: Solve for x
    x = 112,163,921.29/12,049.83
  6. Step 6: Final answer
    x = 9,308.34

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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.