Home / 5,545.10-8,321.70-3,695.60

Finding the Fourth Proportional to 5,545.10, 8,321.70 and 3,695.60

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Solution

The fourth proportional to 5,545.10, 8,321.70 and 3,695.60 is: 5,546.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.10 : 8,321.70 = 3,695.60 : x
  2. Step 2: Convert to fraction form
    5,545.10/8,321.70 = 3,695.60/x
  3. Step 3: Cross multiply
    5,545.10x = 8,321.70 × 3,695.60
  4. Step 4: Simplify right side
    5,545.10x = 30,753,674.52
  5. Step 5: Solve for x
    x = 30,753,674.52/5,545.10
  6. Step 6: Final answer
    x = 5,546.10

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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.