Home / 5,582.28-8,374.80-3,942.03

Finding the Fourth Proportional to 5,582.28, 8,374.80 and 3,942.03

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Solution

The fourth proportional to 5,582.28, 8,374.80 and 3,942.03 is: 5,914.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.28 : 8,374.80 = 3,942.03 : x
  2. Step 2: Convert to fraction form
    5,582.28/8,374.80 = 3,942.03/x
  3. Step 3: Cross multiply
    5,582.28x = 8,374.80 × 3,942.03
  4. Step 4: Simplify right side
    5,582.28x = 33,013,712.84
  5. Step 5: Solve for x
    x = 33,013,712.84/5,582.28
  6. Step 6: Final answer
    x = 5,914.02

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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.