Home / 5,535.45-8,298.81-2,760.70

Finding the Fourth Proportional to 5,535.45, 8,298.81 and 2,760.70

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Solution

The fourth proportional to 5,535.45, 8,298.81 and 2,760.70 is: 4,138.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.45 : 8,298.81 = 2,760.70 : x
  2. Step 2: Convert to fraction form
    5,535.45/8,298.81 = 2,760.70/x
  3. Step 3: Cross multiply
    5,535.45x = 8,298.81 × 2,760.70
  4. Step 4: Simplify right side
    5,535.45x = 22,910,483.27
  5. Step 5: Solve for x
    x = 22,910,483.27/5,535.45
  6. Step 6: Final answer
    x = 4,138.87

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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.