Home / 6,081.85-8,393.12-3,429.10

Finding the Fourth Proportional to 6,081.85, 8,393.12 and 3,429.10

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Solution

The fourth proportional to 6,081.85, 8,393.12 and 3,429.10 is: 4,732.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.85 : 8,393.12 = 3,429.10 : x
  2. Step 2: Convert to fraction form
    6,081.85/8,393.12 = 3,429.10/x
  3. Step 3: Cross multiply
    6,081.85x = 8,393.12 × 3,429.10
  4. Step 4: Simplify right side
    6,081.85x = 28,780,847.79
  5. Step 5: Solve for x
    x = 28,780,847.79/6,081.85
  6. Step 6: Final answer
    x = 4,732.25

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Half scale
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1.5x scale

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.