Home / 5,519.19-8,273.60-3,298.64

Finding the Fourth Proportional to 5,519.19, 8,273.60 and 3,298.64

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Solution

The fourth proportional to 5,519.19, 8,273.60 and 3,298.64 is: 4,944.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.19 : 8,273.60 = 3,298.64 : x
  2. Step 2: Convert to fraction form
    5,519.19/8,273.60 = 3,298.64/x
  3. Step 3: Cross multiply
    5,519.19x = 8,273.60 × 3,298.64
  4. Step 4: Simplify right side
    5,519.19x = 27,291,570.04
  5. Step 5: Solve for x
    x = 27,291,570.04/5,519.19
  6. Step 6: Final answer
    x = 4,944.85

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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.