Home / 6,145.26-8,480.57-3,350.76

Finding the Fourth Proportional to 6,145.26, 8,480.57 and 3,350.76

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Solution

The fourth proportional to 6,145.26, 8,480.57 and 3,350.76 is: 4,624.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.26 : 8,480.57 = 3,350.76 : x
  2. Step 2: Convert to fraction form
    6,145.26/8,480.57 = 3,350.76/x
  3. Step 3: Cross multiply
    6,145.26x = 8,480.57 × 3,350.76
  4. Step 4: Simplify right side
    6,145.26x = 28,416,354.73
  5. Step 5: Solve for x
    x = 28,416,354.73/6,145.26
  6. Step 6: Final answer
    x = 4,624.11

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Half scale
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Double scale
Find fourth proportional to 6,146.26, 8,481.95 and 3,351.76
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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.