Home / 4,326.26-6,489.75-2,605.82

Finding the Fourth Proportional to 4,326.26, 6,489.75 and 2,605.82

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Solution

The fourth proportional to 4,326.26, 6,489.75 and 2,605.82 is: 3,908.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.26 : 6,489.75 = 2,605.82 : x
  2. Step 2: Convert to fraction form
    4,326.26/6,489.75 = 2,605.82/x
  3. Step 3: Cross multiply
    4,326.26x = 6,489.75 × 2,605.82
  4. Step 4: Simplify right side
    4,326.26x = 16,911,120.35
  5. Step 5: Solve for x
    x = 16,911,120.35/4,326.26
  6. Step 6: Final answer
    x = 3,908.95

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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.