Home / 3,560.60-5,338.98-1,611.80

Finding the Fourth Proportional to 3,560.60, 5,338.98 and 1,611.80

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Solution

The fourth proportional to 3,560.60, 5,338.98 and 1,611.80 is: 2,416.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.60 : 5,338.98 = 1,611.80 : x
  2. Step 2: Convert to fraction form
    3,560.60/5,338.98 = 1,611.80/x
  3. Step 3: Cross multiply
    3,560.60x = 5,338.98 × 1,611.80
  4. Step 4: Simplify right side
    3,560.60x = 8,605,367.96
  5. Step 5: Solve for x
    x = 8,605,367.96/3,560.60
  6. Step 6: Final answer
    x = 2,416.83

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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.