Home / 5,094.97-7,031.41-3,105

Finding the Fourth Proportional to 5,094.97, 7,031.41 and 3,105

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Solution

The fourth proportional to 5,094.97, 7,031.41 and 3,105 is: 4,285.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.97 : 7,031.41 = 3,105 : x
  2. Step 2: Convert to fraction form
    5,094.97/7,031.41 = 3,105/x
  3. Step 3: Cross multiply
    5,094.97x = 7,031.41 × 3,105
  4. Step 4: Simplify right side
    5,094.97x = 21,832,520.29
  5. Step 5: Solve for x
    x = 21,832,520.29/5,094.97
  6. Step 6: Final answer
    x = 4,285.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.