Home / 3,477.20-5,209.08-1,933.52

Finding the Fourth Proportional to 3,477.20, 5,209.08 and 1,933.52

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Solution

The fourth proportional to 3,477.20, 5,209.08 and 1,933.52 is: 2,896.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.20 : 5,209.08 = 1,933.52 : x
  2. Step 2: Convert to fraction form
    3,477.20/5,209.08 = 1,933.52/x
  3. Step 3: Cross multiply
    3,477.20x = 5,209.08 × 1,933.52
  4. Step 4: Simplify right side
    3,477.20x = 10,071,860.36
  5. Step 5: Solve for x
    x = 10,071,860.36/3,477.20
  6. Step 6: Final answer
    x = 2,896.54

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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.