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Finding the Fourth Proportional to 5,348.89, 8,020.39 and 1,650.09

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Solution

The fourth proportional to 5,348.89, 8,020.39 and 1,650.09 is: 2,474.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.89 : 8,020.39 = 1,650.09 : x
  2. Step 2: Convert to fraction form
    5,348.89/8,020.39 = 1,650.09/x
  3. Step 3: Cross multiply
    5,348.89x = 8,020.39 × 1,650.09
  4. Step 4: Simplify right side
    5,348.89x = 13,234,365.34
  5. Step 5: Solve for x
    x = 13,234,365.34/5,348.89
  6. Step 6: Final answer
    x = 2,474.23

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Double scale
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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.