Home / 11,976.08-16,527.50-6,670.90

Finding the Fourth Proportional to 11,976.08, 16,527.50 and 6,670.90

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Solution

The fourth proportional to 11,976.08, 16,527.50 and 6,670.90 is: 9,206.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.08 : 16,527.50 = 6,670.90 : x
  2. Step 2: Convert to fraction form
    11,976.08/16,527.50 = 6,670.90/x
  3. Step 3: Cross multiply
    11,976.08x = 16,527.50 × 6,670.90
  4. Step 4: Simplify right side
    11,976.08x = 110,253,200.34
  5. Step 5: Solve for x
    x = 110,253,200.34/11,976.08
  6. Step 6: Final answer
    x = 9,206.12

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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.