Home / 3,231.64-4,846.74-1,283.32

Finding the Fourth Proportional to 3,231.64, 4,846.74 and 1,283.32

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Solution

The fourth proportional to 3,231.64, 4,846.74 and 1,283.32 is: 1,924.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.64 : 4,846.74 = 1,283.32 : x
  2. Step 2: Convert to fraction form
    3,231.64/4,846.74 = 1,283.32/x
  3. Step 3: Cross multiply
    3,231.64x = 4,846.74 × 1,283.32
  4. Step 4: Simplify right side
    3,231.64x = 6,219,918.38
  5. Step 5: Solve for x
    x = 6,219,918.38/3,231.64
  6. Step 6: Final answer
    x = 1,924.69

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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.