Home / 5,558.20-8,338.50-1,662.52

Finding the Fourth Proportional to 5,558.20, 8,338.50 and 1,662.52

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Solution

The fourth proportional to 5,558.20, 8,338.50 and 1,662.52 is: 2,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.20 : 8,338.50 = 1,662.52 : x
  2. Step 2: Convert to fraction form
    5,558.20/8,338.50 = 1,662.52/x
  3. Step 3: Cross multiply
    5,558.20x = 8,338.50 × 1,662.52
  4. Step 4: Simplify right side
    5,558.20x = 13,862,923.02
  5. Step 5: Solve for x
    x = 13,862,923.02/5,558.20
  6. Step 6: Final answer
    x = 2,494.14

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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.