Home / 4,799.40-7,198.32-1,876.68

Finding the Fourth Proportional to 4,799.40, 7,198.32 and 1,876.68

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Solution

The fourth proportional to 4,799.40, 7,198.32 and 1,876.68 is: 2,814.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,799.40 : 7,198.32 = 1,876.68 : x
  2. Step 2: Convert to fraction form
    4,799.40/7,198.32 = 1,876.68/x
  3. Step 3: Cross multiply
    4,799.40x = 7,198.32 × 1,876.68
  4. Step 4: Simplify right side
    4,799.40x = 13,508,943.18
  5. Step 5: Solve for x
    x = 13,508,943.18/4,799.40
  6. Step 6: Final answer
    x = 2,814.72

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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.