Home / 11,785.04-17,676.84-4,859.36

Finding the Fourth Proportional to 11,785.04, 17,676.84 and 4,859.36

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Solution

The fourth proportional to 11,785.04, 17,676.84 and 4,859.36 is: 7,288.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,785.04 : 17,676.84 = 4,859.36 : x
  2. Step 2: Convert to fraction form
    11,785.04/17,676.84 = 4,859.36/x
  3. Step 3: Cross multiply
    11,785.04x = 17,676.84 × 4,859.36
  4. Step 4: Simplify right side
    11,785.04x = 85,898,129.22
  5. Step 5: Solve for x
    x = 85,898,129.22/11,785.04
  6. Step 6: Final answer
    x = 7,288.74

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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.