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Finding the Fourth Proportional to 5,353.90, 8,027.97 and 1,654.54

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Solution

The fourth proportional to 5,353.90, 8,027.97 and 1,654.54 is: 2,480.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.90 : 8,027.97 = 1,654.54 : x
  2. Step 2: Convert to fraction form
    5,353.90/8,027.97 = 1,654.54/x
  3. Step 3: Cross multiply
    5,353.90x = 8,027.97 × 1,654.54
  4. Step 4: Simplify right side
    5,353.90x = 13,282,597.48
  5. Step 5: Solve for x
    x = 13,282,597.48/5,353.90
  6. Step 6: Final answer
    x = 2,480.92

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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.