Home / 3,308.36-4,566.98-1,981.82

Finding the Fourth Proportional to 3,308.36, 4,566.98 and 1,981.82

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Solution

The fourth proportional to 3,308.36, 4,566.98 and 1,981.82 is: 2,735.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.36 : 4,566.98 = 1,981.82 : x
  2. Step 2: Convert to fraction form
    3,308.36/4,566.98 = 1,981.82/x
  3. Step 3: Cross multiply
    3,308.36x = 4,566.98 × 1,981.82
  4. Step 4: Simplify right side
    3,308.36x = 9,050,899.56
  5. Step 5: Solve for x
    x = 9,050,899.56/3,308.36
  6. Step 6: Final answer
    x = 2,735.77

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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.