Home / 11,975.89-16,527.25-6,670.71

Finding the Fourth Proportional to 11,975.89, 16,527.25 and 6,670.71

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Solution

The fourth proportional to 11,975.89, 16,527.25 and 6,670.71 is: 9,205.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975.89 : 16,527.25 = 6,670.71 : x
  2. Step 2: Convert to fraction form
    11,975.89/16,527.25 = 6,670.71/x
  3. Step 3: Cross multiply
    11,975.89x = 16,527.25 × 6,670.71
  4. Step 4: Simplify right side
    11,975.89x = 110,248,491.85
  5. Step 5: Solve for x
    x = 110,248,491.85/11,975.89
  6. Step 6: Final answer
    x = 9,205.87

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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.