Home / 5,558.20-8,350.10-5,340.60

Finding the Fourth Proportional to 5,558.20, 8,350.10 and 5,340.60

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Solution

The fourth proportional to 5,558.20, 8,350.10 and 5,340.60 is: 8,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.20 : 8,350.10 = 5,340.60 : x
  2. Step 2: Convert to fraction form
    5,558.20/8,350.10 = 5,340.60/x
  3. Step 3: Cross multiply
    5,558.20x = 8,350.10 × 5,340.60
  4. Step 4: Simplify right side
    5,558.20x = 44,594,544.06
  5. Step 5: Solve for x
    x = 44,594,544.06/5,558.20
  6. Step 6: Final answer
    x = 8,023.20

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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.