Home / 3,068.62-4,224.32-2,772.96

Finding the Fourth Proportional to 3,068.62, 4,224.32 and 2,772.96

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Solution

The fourth proportional to 3,068.62, 4,224.32 and 2,772.96 is: 3,817.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.62 : 4,224.32 = 2,772.96 : x
  2. Step 2: Convert to fraction form
    3,068.62/4,224.32 = 2,772.96/x
  3. Step 3: Cross multiply
    3,068.62x = 4,224.32 × 2,772.96
  4. Step 4: Simplify right side
    3,068.62x = 11,713,870.39
  5. Step 5: Solve for x
    x = 11,713,870.39/3,068.62
  6. Step 6: Final answer
    x = 3,817.31

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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.