Home / 3,141.12-4,705.02-2,553.36

Finding the Fourth Proportional to 3,141.12, 4,705.02 and 2,553.36

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Solution

The fourth proportional to 3,141.12, 4,705.02 and 2,553.36 is: 3,824.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.12 : 4,705.02 = 2,553.36 : x
  2. Step 2: Convert to fraction form
    3,141.12/4,705.02 = 2,553.36/x
  3. Step 3: Cross multiply
    3,141.12x = 4,705.02 × 2,553.36
  4. Step 4: Simplify right side
    3,141.12x = 12,013,609.87
  5. Step 5: Solve for x
    x = 12,013,609.87/3,141.12
  6. Step 6: Final answer
    x = 3,824.63

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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.