Home / 8,731.29-13,094.51-3,799.76

Finding the Fourth Proportional to 8,731.29, 13,094.51 and 3,799.76

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Solution

The fourth proportional to 8,731.29, 13,094.51 and 3,799.76 is: 5,698.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731.29 : 13,094.51 = 3,799.76 : x
  2. Step 2: Convert to fraction form
    8,731.29/13,094.51 = 3,799.76/x
  3. Step 3: Cross multiply
    8,731.29x = 13,094.51 × 3,799.76
  4. Step 4: Simplify right side
    8,731.29x = 49,756,005.88
  5. Step 5: Solve for x
    x = 49,756,005.88/8,731.29
  6. Step 6: Final answer
    x = 5,698.58

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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.