Home / 5,917.32-8,869.56-2,917.44

Finding the Fourth Proportional to 5,917.32, 8,869.56 and 2,917.44

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Solution

The fourth proportional to 5,917.32, 8,869.56 and 2,917.44 is: 4,372.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.32 : 8,869.56 = 2,917.44 : x
  2. Step 2: Convert to fraction form
    5,917.32/8,869.56 = 2,917.44/x
  3. Step 3: Cross multiply
    5,917.32x = 8,869.56 × 2,917.44
  4. Step 4: Simplify right side
    5,917.32x = 25,876,409.13
  5. Step 5: Solve for x
    x = 25,876,409.13/5,917.32
  6. Step 6: Final answer
    x = 4,372.99

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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.