Home / 5,500.56-8,251.60-1,604.40

Finding the Fourth Proportional to 5,500.56, 8,251.60 and 1,604.40

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Solution

The fourth proportional to 5,500.56, 8,251.60 and 1,604.40 is: 2,406.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.56 : 8,251.60 = 1,604.40 : x
  2. Step 2: Convert to fraction form
    5,500.56/8,251.60 = 1,604.40/x
  3. Step 3: Cross multiply
    5,500.56x = 8,251.60 × 1,604.40
  4. Step 4: Simplify right side
    5,500.56x = 13,238,867.04
  5. Step 5: Solve for x
    x = 13,238,867.04/5,500.56
  6. Step 6: Final answer
    x = 2,406.82

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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.