Home / 5,518.24-8,275.96-2,230.36

Finding the Fourth Proportional to 5,518.24, 8,275.96 and 2,230.36

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Solution

The fourth proportional to 5,518.24, 8,275.96 and 2,230.36 is: 3,344.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.24 : 8,275.96 = 2,230.36 : x
  2. Step 2: Convert to fraction form
    5,518.24/8,275.96 = 2,230.36/x
  3. Step 3: Cross multiply
    5,518.24x = 8,275.96 × 2,230.36
  4. Step 4: Simplify right side
    5,518.24x = 18,458,370.15
  5. Step 5: Solve for x
    x = 18,458,370.15/5,518.24
  6. Step 6: Final answer
    x = 3,344.97

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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.