Home / 3,455.91-5,176.98-1,604.52

Finding the Fourth Proportional to 3,455.91, 5,176.98 and 1,604.52

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Solution

The fourth proportional to 3,455.91, 5,176.98 and 1,604.52 is: 2,403.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.91 : 5,176.98 = 1,604.52 : x
  2. Step 2: Convert to fraction form
    3,455.91/5,176.98 = 1,604.52/x
  3. Step 3: Cross multiply
    3,455.91x = 5,176.98 × 1,604.52
  4. Step 4: Simplify right side
    3,455.91x = 8,306,567.95
  5. Step 5: Solve for x
    x = 8,306,567.95/3,455.91
  6. Step 6: Final answer
    x = 2,403.58

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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.