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Finding the Fourth Proportional to 4,284.16, 6,411.62 and 3,591.62

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Solution

The fourth proportional to 4,284.16, 6,411.62 and 3,591.62 is: 5,375.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.16 : 6,411.62 = 3,591.62 : x
  2. Step 2: Convert to fraction form
    4,284.16/6,411.62 = 3,591.62/x
  3. Step 3: Cross multiply
    4,284.16x = 6,411.62 × 3,591.62
  4. Step 4: Simplify right side
    4,284.16x = 23,028,102.62
  5. Step 5: Solve for x
    x = 23,028,102.62/4,284.16
  6. Step 6: Final answer
    x = 5,375.17

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1.5x scale

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.