Home / 5,550.18-8,323.22-2,261.49

Finding the Fourth Proportional to 5,550.18, 8,323.22 and 2,261.49

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Solution

The fourth proportional to 5,550.18, 8,323.22 and 2,261.49 is: 3,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.18 : 8,323.22 = 2,261.49 : x
  2. Step 2: Convert to fraction form
    5,550.18/8,323.22 = 2,261.49/x
  3. Step 3: Cross multiply
    5,550.18x = 8,323.22 × 2,261.49
  4. Step 4: Simplify right side
    5,550.18x = 18,822,867.49
  5. Step 5: Solve for x
    x = 18,822,867.49/5,550.18
  6. Step 6: Final answer
    x = 3,391.40

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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.