Home / 7,836.86-11,752.65-3,676.29

Finding the Fourth Proportional to 7,836.86, 11,752.65 and 3,676.29

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Solution

The fourth proportional to 7,836.86, 11,752.65 and 3,676.29 is: 5,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.86 : 11,752.65 = 3,676.29 : x
  2. Step 2: Convert to fraction form
    7,836.86/11,752.65 = 3,676.29/x
  3. Step 3: Cross multiply
    7,836.86x = 11,752.65 × 3,676.29
  4. Step 4: Simplify right side
    7,836.86x = 43,206,149.67
  5. Step 5: Solve for x
    x = 43,206,149.67/7,836.86
  6. Step 6: Final answer
    x = 5,513.20

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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.