Home / 5,495.30-8,240.73-3,412.22

Finding the Fourth Proportional to 5,495.30, 8,240.73 and 3,412.22

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Solution

The fourth proportional to 5,495.30, 8,240.73 and 3,412.22 is: 5,116.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.30 : 8,240.73 = 3,412.22 : x
  2. Step 2: Convert to fraction form
    5,495.30/8,240.73 = 3,412.22/x
  3. Step 3: Cross multiply
    5,495.30x = 8,240.73 × 3,412.22
  4. Step 4: Simplify right side
    5,495.30x = 28,119,183.72
  5. Step 5: Solve for x
    x = 28,119,183.72/5,495.30
  6. Step 6: Final answer
    x = 5,116.95

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1.5x scale

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.