Home / 8,398.24-12,591.42-3,466.60

Finding the Fourth Proportional to 8,398.24, 12,591.42 and 3,466.60

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Solution

The fourth proportional to 8,398.24, 12,591.42 and 3,466.60 is: 5,197.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,398.24 : 12,591.42 = 3,466.60 : x
  2. Step 2: Convert to fraction form
    8,398.24/12,591.42 = 3,466.60/x
  3. Step 3: Cross multiply
    8,398.24x = 12,591.42 × 3,466.60
  4. Step 4: Simplify right side
    8,398.24x = 43,649,416.57
  5. Step 5: Solve for x
    x = 43,649,416.57/8,398.24
  6. Step 6: Final answer
    x = 5,197.45

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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.