Home / 2,899.23-4,351.29-1,257.03

Finding the Fourth Proportional to 2,899.23, 4,351.29 and 1,257.03

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Solution

The fourth proportional to 2,899.23, 4,351.29 and 1,257.03 is: 1,886.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.23 : 4,351.29 = 1,257.03 : x
  2. Step 2: Convert to fraction form
    2,899.23/4,351.29 = 1,257.03/x
  3. Step 3: Cross multiply
    2,899.23x = 4,351.29 × 1,257.03
  4. Step 4: Simplify right side
    2,899.23x = 5,469,702.07
  5. Step 5: Solve for x
    x = 5,469,702.07/2,899.23
  6. Step 6: Final answer
    x = 1,886.61

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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.