Home / 11,975.10-16,524.90-6,670.32

Finding the Fourth Proportional to 11,975.10, 16,524.90 and 6,670.32

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Solution

The fourth proportional to 11,975.10, 16,524.90 and 6,670.32 is: 9,204.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975.10 : 16,524.90 = 6,670.32 : x
  2. Step 2: Convert to fraction form
    11,975.10/16,524.90 = 6,670.32/x
  3. Step 3: Cross multiply
    11,975.10x = 16,524.90 × 6,670.32
  4. Step 4: Simplify right side
    11,975.10x = 110,226,370.97
  5. Step 5: Solve for x
    x = 110,226,370.97/11,975.10
  6. Step 6: Final answer
    x = 9,204.63

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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.