Home / 4,782.04-7,170.24-2,835.60

Finding the Fourth Proportional to 4,782.04, 7,170.24 and 2,835.60

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Solution

The fourth proportional to 4,782.04, 7,170.24 and 2,835.60 is: 4,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.04 : 7,170.24 = 2,835.60 : x
  2. Step 2: Convert to fraction form
    4,782.04/7,170.24 = 2,835.60/x
  3. Step 3: Cross multiply
    4,782.04x = 7,170.24 × 2,835.60
  4. Step 4: Simplify right side
    4,782.04x = 20,331,932.54
  5. Step 5: Solve for x
    x = 20,331,932.54/4,782.04
  6. Step 6: Final answer
    x = 4,251.73

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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.