Home / 8,836.86-13,231.62-4,668.24

Finding the Fourth Proportional to 8,836.86, 13,231.62 and 4,668.24

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Solution

The fourth proportional to 8,836.86, 13,231.62 and 4,668.24 is: 6,989.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.86 : 13,231.62 = 4,668.24 : x
  2. Step 2: Convert to fraction form
    8,836.86/13,231.62 = 4,668.24/x
  3. Step 3: Cross multiply
    8,836.86x = 13,231.62 × 4,668.24
  4. Step 4: Simplify right side
    8,836.86x = 61,768,377.75
  5. Step 5: Solve for x
    x = 61,768,377.75/8,836.86
  6. Step 6: Final answer
    x = 6,989.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.