Home / 3,210.44-4,816.40-1,361.63

Finding the Fourth Proportional to 3,210.44, 4,816.40 and 1,361.63

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Solution

The fourth proportional to 3,210.44, 4,816.40 and 1,361.63 is: 2,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.44 : 4,816.40 = 1,361.63 : x
  2. Step 2: Convert to fraction form
    3,210.44/4,816.40 = 1,361.63/x
  3. Step 3: Cross multiply
    3,210.44x = 4,816.40 × 1,361.63
  4. Step 4: Simplify right side
    3,210.44x = 6,558,152.12
  5. Step 5: Solve for x
    x = 6,558,152.12/3,210.44
  6. Step 6: Final answer
    x = 2,042.76

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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.