Home / 4,736.80-7,105.20-2,104.30

Finding the Fourth Proportional to 4,736.80, 7,105.20 and 2,104.30

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Solution

The fourth proportional to 4,736.80, 7,105.20 and 2,104.30 is: 3,156.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,736.80 : 7,105.20 = 2,104.30 : x
  2. Step 2: Convert to fraction form
    4,736.80/7,105.20 = 2,104.30/x
  3. Step 3: Cross multiply
    4,736.80x = 7,105.20 × 2,104.30
  4. Step 4: Simplify right side
    4,736.80x = 14,951,472.36
  5. Step 5: Solve for x
    x = 14,951,472.36/4,736.80
  6. Step 6: Final answer
    x = 3,156.45

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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.