Home / 2,805.29-4,208.39-1,050.91

Finding the Fourth Proportional to 2,805.29, 4,208.39 and 1,050.91

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Solution

The fourth proportional to 2,805.29, 4,208.39 and 1,050.91 is: 1,576.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805.29 : 4,208.39 = 1,050.91 : x
  2. Step 2: Convert to fraction form
    2,805.29/4,208.39 = 1,050.91/x
  3. Step 3: Cross multiply
    2,805.29x = 4,208.39 × 1,050.91
  4. Step 4: Simplify right side
    2,805.29x = 4,422,618.09
  5. Step 5: Solve for x
    x = 4,422,618.09/2,805.29
  6. Step 6: Final answer
    x = 1,576.53

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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.