Home / 3,032.80-4,549.20-1,933.90

Finding the Fourth Proportional to 3,032.80, 4,549.20 and 1,933.90

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Solution

The fourth proportional to 3,032.80, 4,549.20 and 1,933.90 is: 2,900.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.80 : 4,549.20 = 1,933.90 : x
  2. Step 2: Convert to fraction form
    3,032.80/4,549.20 = 1,933.90/x
  3. Step 3: Cross multiply
    3,032.80x = 4,549.20 × 1,933.90
  4. Step 4: Simplify right side
    3,032.80x = 8,797,697.88
  5. Step 5: Solve for x
    x = 8,797,697.88/3,032.80
  6. Step 6: Final answer
    x = 2,900.85

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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.