Home / 6,081.68-8,392.65-3,429.95

Finding the Fourth Proportional to 6,081.68, 8,392.65 and 3,429.95

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Solution

The fourth proportional to 6,081.68, 8,392.65 and 3,429.95 is: 4,733.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.68 : 8,392.65 = 3,429.95 : x
  2. Step 2: Convert to fraction form
    6,081.68/8,392.65 = 3,429.95/x
  3. Step 3: Cross multiply
    6,081.68x = 8,392.65 × 3,429.95
  4. Step 4: Simplify right side
    6,081.68x = 28,786,369.87
  5. Step 5: Solve for x
    x = 28,786,369.87/6,081.68
  6. Step 6: Final answer
    x = 4,733.29

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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.