Home / 11,976.40-16,527.72-6,671.08

Finding the Fourth Proportional to 11,976.40, 16,527.72 and 6,671.08

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Solution

The fourth proportional to 11,976.40, 16,527.72 and 6,671.08 is: 9,206.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.40 : 16,527.72 = 6,671.08 : x
  2. Step 2: Convert to fraction form
    11,976.40/16,527.72 = 6,671.08/x
  3. Step 3: Cross multiply
    11,976.40x = 16,527.72 × 6,671.08
  4. Step 4: Simplify right side
    11,976.40x = 110,257,742.34
  5. Step 5: Solve for x
    x = 110,257,742.34/11,976.40
  6. Step 6: Final answer
    x = 9,206.25

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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.