Home / 11,976.88-16,527.84-6,671.64

Finding the Fourth Proportional to 11,976.88, 16,527.84 and 6,671.64

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Solution

The fourth proportional to 11,976.88, 16,527.84 and 6,671.64 is: 9,206.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.88 : 16,527.84 = 6,671.64 : x
  2. Step 2: Convert to fraction form
    11,976.88/16,527.84 = 6,671.64/x
  3. Step 3: Cross multiply
    11,976.88x = 16,527.84 × 6,671.64
  4. Step 4: Simplify right side
    11,976.88x = 110,267,798.46
  5. Step 5: Solve for x
    x = 110,267,798.46/11,976.88
  6. Step 6: Final answer
    x = 9,206.72

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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.