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Finding the Fourth Proportional to 5,651.04, 7,793.36 and 3,659.60

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Solution

The fourth proportional to 5,651.04, 7,793.36 and 3,659.60 is: 5,046.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.04 : 7,793.36 = 3,659.60 : x
  2. Step 2: Convert to fraction form
    5,651.04/7,793.36 = 3,659.60/x
  3. Step 3: Cross multiply
    5,651.04x = 7,793.36 × 3,659.60
  4. Step 4: Simplify right side
    5,651.04x = 28,520,580.26
  5. Step 5: Solve for x
    x = 28,520,580.26/5,651.04
  6. Step 6: Final answer
    x = 5,046.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.