Home / 4,736.88-7,105.19-1,815.08

Finding the Fourth Proportional to 4,736.88, 7,105.19 and 1,815.08

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Solution

The fourth proportional to 4,736.88, 7,105.19 and 1,815.08 is: 2,722.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,736.88 : 7,105.19 = 1,815.08 : x
  2. Step 2: Convert to fraction form
    4,736.88/7,105.19 = 1,815.08/x
  3. Step 3: Cross multiply
    4,736.88x = 7,105.19 × 1,815.08
  4. Step 4: Simplify right side
    4,736.88x = 12,896,443.66
  5. Step 5: Solve for x
    x = 12,896,443.66/4,736.88
  6. Step 6: Final answer
    x = 2,722.56

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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.