Home / 8,836.32-13,256.80-2,992.08

Finding the Fourth Proportional to 8,836.32, 13,256.80 and 2,992.08

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Solution

The fourth proportional to 8,836.32, 13,256.80 and 2,992.08 is: 4,488.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.32 : 13,256.80 = 2,992.08 : x
  2. Step 2: Convert to fraction form
    8,836.32/13,256.80 = 2,992.08/x
  3. Step 3: Cross multiply
    8,836.32x = 13,256.80 × 2,992.08
  4. Step 4: Simplify right side
    8,836.32x = 39,665,406.14
  5. Step 5: Solve for x
    x = 39,665,406.14/8,836.32
  6. Step 6: Final answer
    x = 4,488.91

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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.