Home / 2,573.05-3,865.73-1,650.42

Finding the Fourth Proportional to 2,573.05, 3,865.73 and 1,650.42

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Solution

The fourth proportional to 2,573.05, 3,865.73 and 1,650.42 is: 2,479.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573.05 : 3,865.73 = 1,650.42 : x
  2. Step 2: Convert to fraction form
    2,573.05/3,865.73 = 1,650.42/x
  3. Step 3: Cross multiply
    2,573.05x = 3,865.73 × 1,650.42
  4. Step 4: Simplify right side
    2,573.05x = 6,380,078.11
  5. Step 5: Solve for x
    x = 6,380,078.11/2,573.05
  6. Step 6: Final answer
    x = 2,479.58

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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.