Home / 2,845.19-4,264.88-1,805.96

Finding the Fourth Proportional to 2,845.19, 4,264.88 and 1,805.96

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Solution

The fourth proportional to 2,845.19, 4,264.88 and 1,805.96 is: 2,707.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.19 : 4,264.88 = 1,805.96 : x
  2. Step 2: Convert to fraction form
    2,845.19/4,264.88 = 1,805.96/x
  3. Step 3: Cross multiply
    2,845.19x = 4,264.88 × 1,805.96
  4. Step 4: Simplify right side
    2,845.19x = 7,702,172.33
  5. Step 5: Solve for x
    x = 7,702,172.33/2,845.19
  6. Step 6: Final answer
    x = 2,707.09

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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.