Home / 12,267.64-16,928.76-6,961.74

Finding the Fourth Proportional to 12,267.64, 16,928.76 and 6,961.74

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Solution

The fourth proportional to 12,267.64, 16,928.76 and 6,961.74 is: 9,606.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,267.64 : 16,928.76 = 6,961.74 : x
  2. Step 2: Convert to fraction form
    12,267.64/16,928.76 = 6,961.74/x
  3. Step 3: Cross multiply
    12,267.64x = 16,928.76 × 6,961.74
  4. Step 4: Simplify right side
    12,267.64x = 117,853,625.64
  5. Step 5: Solve for x
    x = 117,853,625.64/12,267.64
  6. Step 6: Final answer
    x = 9,606.87

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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.