Home / 2,784.14-4,175.75-1,029.97

Finding the Fourth Proportional to 2,784.14, 4,175.75 and 1,029.97

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Solution

The fourth proportional to 2,784.14, 4,175.75 and 1,029.97 is: 1,544.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784.14 : 4,175.75 = 1,029.97 : x
  2. Step 2: Convert to fraction form
    2,784.14/4,175.75 = 1,029.97/x
  3. Step 3: Cross multiply
    2,784.14x = 4,175.75 × 1,029.97
  4. Step 4: Simplify right side
    2,784.14x = 4,300,881.64
  5. Step 5: Solve for x
    x = 4,300,881.64/2,784.14
  6. Step 6: Final answer
    x = 1,544.78

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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.