Home / 6,211.19-8,571.58-3,416.69

Finding the Fourth Proportional to 6,211.19, 8,571.58 and 3,416.69

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Solution

The fourth proportional to 6,211.19, 8,571.58 and 3,416.69 is: 4,715.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.19 : 8,571.58 = 3,416.69 : x
  2. Step 2: Convert to fraction form
    6,211.19/8,571.58 = 3,416.69/x
  3. Step 3: Cross multiply
    6,211.19x = 8,571.58 × 3,416.69
  4. Step 4: Simplify right side
    6,211.19x = 29,286,414.59
  5. Step 5: Solve for x
    x = 29,286,414.59/6,211.19
  6. Step 6: Final answer
    x = 4,715.11

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Half scale
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Double 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.