Home / 3,350.16-5,026.32-1,618.56

Finding the Fourth Proportional to 3,350.16, 5,026.32 and 1,618.56

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Solution

The fourth proportional to 3,350.16, 5,026.32 and 1,618.56 is: 2,428.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.16 : 5,026.32 = 1,618.56 : x
  2. Step 2: Convert to fraction form
    3,350.16/5,026.32 = 1,618.56/x
  3. Step 3: Cross multiply
    3,350.16x = 5,026.32 × 1,618.56
  4. Step 4: Simplify right side
    3,350.16x = 8,135,400.50
  5. Step 5: Solve for x
    x = 8,135,400.50/3,350.16
  6. Step 6: Final answer
    x = 2,428.36

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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.