Home / 5,454.27-8,168.94-4,281.60

Finding the Fourth Proportional to 5,454.27, 8,168.94 and 4,281.60

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Solution

The fourth proportional to 5,454.27, 8,168.94 and 4,281.60 is: 6,412.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.27 : 8,168.94 = 4,281.60 : x
  2. Step 2: Convert to fraction form
    5,454.27/8,168.94 = 4,281.60/x
  3. Step 3: Cross multiply
    5,454.27x = 8,168.94 × 4,281.60
  4. Step 4: Simplify right side
    5,454.27x = 34,976,133.50
  5. Step 5: Solve for x
    x = 34,976,133.50/5,454.27
  6. Step 6: Final answer
    x = 6,412.61

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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.