Home / 4,861.82-7,292.42-1,574.64

Finding the Fourth Proportional to 4,861.82, 7,292.42 and 1,574.64

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Solution

The fourth proportional to 4,861.82, 7,292.42 and 1,574.64 is: 2,361.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.82 : 7,292.42 = 1,574.64 : x
  2. Step 2: Convert to fraction form
    4,861.82/7,292.42 = 1,574.64/x
  3. Step 3: Cross multiply
    4,861.82x = 7,292.42 × 1,574.64
  4. Step 4: Simplify right side
    4,861.82x = 11,482,936.23
  5. Step 5: Solve for x
    x = 11,482,936.23/4,861.82
  6. Step 6: Final answer
    x = 2,361.86

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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.