Home / 5,529.99-8,280.86-3,650.20

Finding the Fourth Proportional to 5,529.99, 8,280.86 and 3,650.20

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Solution

The fourth proportional to 5,529.99, 8,280.86 and 3,650.20 is: 5,465.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.99 : 8,280.86 = 3,650.20 : x
  2. Step 2: Convert to fraction form
    5,529.99/8,280.86 = 3,650.20/x
  3. Step 3: Cross multiply
    5,529.99x = 8,280.86 × 3,650.20
  4. Step 4: Simplify right side
    5,529.99x = 30,226,756.22
  5. Step 5: Solve for x
    x = 30,226,756.22/5,529.99
  6. Step 6: Final answer
    x = 5,465.97

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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.