Home / 3,900.24-5,847.18-1,707.30

Finding the Fourth Proportional to 3,900.24, 5,847.18 and 1,707.30

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Solution

The fourth proportional to 3,900.24, 5,847.18 and 1,707.30 is: 2,559.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900.24 : 5,847.18 = 1,707.30 : x
  2. Step 2: Convert to fraction form
    3,900.24/5,847.18 = 1,707.30/x
  3. Step 3: Cross multiply
    3,900.24x = 5,847.18 × 1,707.30
  4. Step 4: Simplify right side
    3,900.24x = 9,982,890.41
  5. Step 5: Solve for x
    x = 9,982,890.41/3,900.24
  6. Step 6: Final answer
    x = 2,559.56

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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.