Home / 4,578.12-6,321.65-3,404.43

Finding the Fourth Proportional to 4,578.12, 6,321.65 and 3,404.43

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Solution

The fourth proportional to 4,578.12, 6,321.65 and 3,404.43 is: 4,700.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.12 : 6,321.65 = 3,404.43 : x
  2. Step 2: Convert to fraction form
    4,578.12/6,321.65 = 3,404.43/x
  3. Step 3: Cross multiply
    4,578.12x = 6,321.65 × 3,404.43
  4. Step 4: Simplify right side
    4,578.12x = 21,521,597.89
  5. Step 5: Solve for x
    x = 21,521,597.89/4,578.12
  6. Step 6: Final answer
    x = 4,700.97

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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.