Home / 5,601.30-8,399.48-1,704.80

Finding the Fourth Proportional to 5,601.30, 8,399.48 and 1,704.80

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Solution

The fourth proportional to 5,601.30, 8,399.48 and 1,704.80 is: 2,556.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.30 : 8,399.48 = 1,704.80 : x
  2. Step 2: Convert to fraction form
    5,601.30/8,399.48 = 1,704.80/x
  3. Step 3: Cross multiply
    5,601.30x = 8,399.48 × 1,704.80
  4. Step 4: Simplify right side
    5,601.30x = 14,319,433.50
  5. Step 5: Solve for x
    x = 14,319,433.50/5,601.30
  6. Step 6: Final answer
    x = 2,556.45

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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.