Home / 5,487.30-8,230.92-2,200.35

Finding the Fourth Proportional to 5,487.30, 8,230.92 and 2,200.35

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Solution

The fourth proportional to 5,487.30, 8,230.92 and 2,200.35 is: 3,300.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.30 : 8,230.92 = 2,200.35 : x
  2. Step 2: Convert to fraction form
    5,487.30/8,230.92 = 2,200.35/x
  3. Step 3: Cross multiply
    5,487.30x = 8,230.92 × 2,200.35
  4. Step 4: Simplify right side
    5,487.30x = 18,110,904.82
  5. Step 5: Solve for x
    x = 18,110,904.82/5,487.30
  6. Step 6: Final answer
    x = 3,300.51

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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.