Home / 5,869.44-8,099.78-3,216.84

Finding the Fourth Proportional to 5,869.44, 8,099.78 and 3,216.84

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Solution

The fourth proportional to 5,869.44, 8,099.78 and 3,216.84 is: 4,439.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869.44 : 8,099.78 = 3,216.84 : x
  2. Step 2: Convert to fraction form
    5,869.44/8,099.78 = 3,216.84/x
  3. Step 3: Cross multiply
    5,869.44x = 8,099.78 × 3,216.84
  4. Step 4: Simplify right side
    5,869.44x = 26,055,696.30
  5. Step 5: Solve for x
    x = 26,055,696.30/5,869.44
  6. Step 6: Final answer
    x = 4,439.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.