Home / 5,509.92-8,259.30-2,738.58

Finding the Fourth Proportional to 5,509.92, 8,259.30 and 2,738.58

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Solution

The fourth proportional to 5,509.92, 8,259.30 and 2,738.58 is: 4,105.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.92 : 8,259.30 = 2,738.58 : x
  2. Step 2: Convert to fraction form
    5,509.92/8,259.30 = 2,738.58/x
  3. Step 3: Cross multiply
    5,509.92x = 8,259.30 × 2,738.58
  4. Step 4: Simplify right side
    5,509.92x = 22,618,753.79
  5. Step 5: Solve for x
    x = 22,618,753.79/5,509.92
  6. Step 6: Final answer
    x = 4,105.10

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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.