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Finding the Fourth Proportional to 5,597.60, 8,396.38 and 5,474.58

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Solution

The fourth proportional to 5,597.60, 8,396.38 and 5,474.58 is: 8,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,597.60 : 8,396.38 = 5,474.58 : x
  2. Step 2: Convert to fraction form
    5,597.60/8,396.38 = 5,474.58/x
  3. Step 3: Cross multiply
    5,597.60x = 8,396.38 × 5,474.58
  4. Step 4: Simplify right side
    5,597.60x = 45,966,654.02
  5. Step 5: Solve for x
    x = 45,966,654.02/5,597.60
  6. Step 6: Final answer
    x = 8,211.85

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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.