Home / 5,922.60-8,875.80-3,942.60

Finding the Fourth Proportional to 5,922.60, 8,875.80 and 3,942.60

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Solution

The fourth proportional to 5,922.60, 8,875.80 and 3,942.60 is: 5,908.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.60 : 8,875.80 = 3,942.60 : x
  2. Step 2: Convert to fraction form
    5,922.60/8,875.80 = 3,942.60/x
  3. Step 3: Cross multiply
    5,922.60x = 8,875.80 × 3,942.60
  4. Step 4: Simplify right side
    5,922.60x = 34,993,729.08
  5. Step 5: Solve for x
    x = 34,993,729.08/5,922.60
  6. Step 6: Final answer
    x = 5,908.51

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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.