Home / 3,458.31-5,184.50-1,608.45

Finding the Fourth Proportional to 3,458.31, 5,184.50 and 1,608.45

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Solution

The fourth proportional to 3,458.31, 5,184.50 and 1,608.45 is: 2,411.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.31 : 5,184.50 = 1,608.45 : x
  2. Step 2: Convert to fraction form
    3,458.31/5,184.50 = 1,608.45/x
  3. Step 3: Cross multiply
    3,458.31x = 5,184.50 × 1,608.45
  4. Step 4: Simplify right side
    3,458.31x = 8,339,000.98
  5. Step 5: Solve for x
    x = 8,339,000.98/3,458.31
  6. Step 6: Final answer
    x = 2,411.29

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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.