Home / 3,210.51-4,816.62-1,361.70

Finding the Fourth Proportional to 3,210.51, 4,816.62 and 1,361.70

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Solution

The fourth proportional to 3,210.51, 4,816.62 and 1,361.70 is: 2,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.51 : 4,816.62 = 1,361.70 : x
  2. Step 2: Convert to fraction form
    3,210.51/4,816.62 = 1,361.70/x
  3. Step 3: Cross multiply
    3,210.51x = 4,816.62 × 1,361.70
  4. Step 4: Simplify right side
    3,210.51x = 6,558,791.45
  5. Step 5: Solve for x
    x = 6,558,791.45/3,210.51
  6. Step 6: Final answer
    x = 2,042.91

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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.