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Finding the Fourth Proportional to 5,503, 8,255.58 and 1,805.44

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Solution

The fourth proportional to 5,503, 8,255.58 and 1,805.44 is: 2,708.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503 : 8,255.58 = 1,805.44 : x
  2. Step 2: Convert to fraction form
    5,503/8,255.58 = 1,805.44/x
  3. Step 3: Cross multiply
    5,503x = 8,255.58 × 1,805.44
  4. Step 4: Simplify right side
    5,503x = 14,904,954.36
  5. Step 5: Solve for x
    x = 14,904,954.36/5,503
  6. Step 6: Final answer
    x = 2,708.51

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1.5x scale

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.