Home / 5,388.66-8,086.23-2,924.64

Finding the Fourth Proportional to 5,388.66, 8,086.23 and 2,924.64

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Solution

The fourth proportional to 5,388.66, 8,086.23 and 2,924.64 is: 4,388.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.66 : 8,086.23 = 2,924.64 : x
  2. Step 2: Convert to fraction form
    5,388.66/8,086.23 = 2,924.64/x
  3. Step 3: Cross multiply
    5,388.66x = 8,086.23 × 2,924.64
  4. Step 4: Simplify right side
    5,388.66x = 23,649,311.71
  5. Step 5: Solve for x
    x = 23,649,311.71/5,388.66
  6. Step 6: Final answer
    x = 4,388.72

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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.